{"id":422,"date":"2026-10-28T10:31:26","date_gmt":"2026-10-28T02:31:26","guid":{"rendered":"https:\/\/www.bihec.com\/precisionacousticsproducts\/?p=422"},"modified":"2026-10-28T10:31:26","modified_gmt":"2026-10-28T02:31:26","slug":"precision-acoustics-nh4000-4-0-mm%e9%92%88%e5%bc%8f%e6%b0%b4%e5%90%ac%e5%99%a8%ef%bc%8c%e7%94%a8%e5%85%a8%e7%b3%bb%e5%88%97%e6%9c%80%e9%ab%98%e7%9a%84%e7%81%b5%e6%95%8f%e5%ba%a6%e3%80%81%e4%bd%8e","status":"publish","type":"post","link":"https:\/\/www.bihec.com\/precisionacousticsproducts\/precision-acoustics-nh4000-4-0-mm%e9%92%88%e5%bc%8f%e6%b0%b4%e5%90%ac%e5%99%a8%ef%bc%8c%e7%94%a8%e5%85%a8%e7%b3%bb%e5%88%97%e6%9c%80%e9%ab%98%e7%9a%84%e7%81%b5%e6%95%8f%e5%ba%a6%e3%80%81%e4%bd%8e\/","title":{"rendered":"Precision Acoustics NH4000 4.0 mm\u9488\u5f0f\u6c34\u542c\u5668\uff0c\u7528\u5168\u7cfb\u5217\u6700\u9ad8\u7684\u7075\u654f\u5ea6\u3001\u4f4e\u81f310 kHz\u7684\u6821\u51c6\u8d77\u70b9\u548c28 \u00b5m PVDF\u8584\u819c\uff0c\u628a\u4f4e\u9891\u5fae\u5f31\u58f0\u573a\u4ece\u201c\u6d4b\u4e0d\u5230\u201d\u53d8\u6210\u201c\u770b\u5f97\u6e05\u201d"},"content":{"rendered":"

\u5f53\u58f0\u573a\u9891\u7387\u4f4e\u5230\u51e0\u5341\u5343\u8d6b\u5179\uff0c\u4fe1\u53f7\u5f31\u5230\u51e0\u5341\u5e15\u65af\u5361\uff0c\u5c0f\u5b54\u5f84\u6c34\u542c\u5668<\/a>\u7ed9\u51fa\u7684\uff0c\u5f80\u5f80\u53ea\u662f\u4e00\u6761\u201c\u770b\u8d77\u6765\u5f88\u5b89\u9759\u201d\u7684\u566a\u58f0\u57fa\u7ebf<\/span><\/strong><\/h2>\n

\u5728 underwater acoustics \u7684\u6d4b\u8bd5\u6c34\u69fd\u91cc\uff0c\u4e00\u53f0\u4f4e\u9891\u6362\u80fd\u5668<\/a>\u6b63\u5728\u53d1\u5c04 30 kHz \u7684\u58f0\u6ce2\u3002\u58f0\u538b\u4e0d\u9ad8\uff0c\u6ce2\u5f62\u5728\u793a\u6ce2\u5668\u4e0a\u53ea\u6709\u9690\u7ea6\u7684\u4e00\u4e1d\u8d77\u4f0f\u3002\u6362\u4e0a\u4e00\u652f 0.2 mm \u7684\u5c0f\u5b54\u5f84\u9488\u5f0f\u6c34\u542c\u5668<\/a>\uff0c\u4fe1\u53f7\u76f4\u63a5\u88ab\u566a\u58f0\u541e\u6ca1\u2014\u2014\u5b54\u5f84\u592a\u5c0f\uff0c\u63a5\u6536\u5230\u7684\u7535\u8377\u91cf\u4e0d\u8db3\u4ee5\u5728\u653e\u5927\u5668\u4e2d\u5f62\u6210\u53ef\u8fa8\u8bc6\u7684\u7535\u538b\u3002\u6362\u7528\u5927\u5b54\u5f84\u7684\u819c\u5f0f\u6c34\u542c\u5668\uff1f\u9891\u7387\u54cd\u5e94\u548c\u5b89\u88c5\u5f62\u6001\u53c8\u4e0d\u5339\u914d\u3002\u5de5\u7a0b\u5e08\u9700\u8981\u7684\uff0c\u662f\u4e00\u652f<\/span>\u5b54\u5f84\u8db3\u591f\u5927\u3001\u7075\u654f\u5ea6<\/a>\u8db3\u591f\u9ad8\u3001\u540c\u65f6\u80fd\u6ce1\u5728\u6c34\u91cc\u5de5\u4f5c\u7684\u9488\u5f0f\u63a2\u5934<\/span><\/strong>\u3002<\/span><\/p>\n

\u5728\u4f4e\u9891\u6362\u80fd\u5668<\/a>\u7684\u8868\u5f81\u5de5\u4f4d\u4e0a\uff0c\u7814\u53d1<\/a>\u5de5\u7a0b\u5e08\u9700\u8981\u6d4b\u91cf\u4e00\u652f\u533b\u7597\u7406\u7597<\/a>\u6362\u80fd\u5668\u5728 50 kHz<\/a> \u5230 500 kHz \u9891\u6bb5\u5185\u7684\u53d1\u5c04\u54cd\u5e94\u3002\u5c0f\u5b54\u5f84\u63a2\u5934\u7684\u7a7a\u95f4\u5206\u8fa8\u7387<\/a>\u867d\u7136\u9ad8\uff0c\u4f46\u5728\u8fd9\u4e2a\u9891\u6bb5\u5185\u7684\u7075\u654f\u5ea6\u201c\u4e0d\u591f\u7528\u201d\uff0c\u4fe1\u53f7\u7684\u4fe1\u566a\u6bd4\u5728\u4f4e\u9891\u7aef\u6025\u5267\u6076\u5316\u3002\u800c\u5982\u679c\u4e3a\u4e86\u7075\u654f\u5ea6\u53bb\u9009\u4e00\u652f\u819c\u5f0f\u6c34\u542c\u5668\uff0c\u5176\u8106\u5f31\u7684\u8584\u819c\u548c\u56fa\u5b9a\u7684\u5b89\u88c5\u59ff\u6001\uff0c\u53c8\u8ba9\u5b83\u5728\u4ea7\u7ebf\u62bd\u68c0\u548c\u9891\u7e41\u79fb\u52a8\u4e2d\u201c\u7ecf\u4e0d\u8d77\u6298\u817e\u201d\u3002<\/span><\/p>\n

\u5728\u9ad8\u4e8e 1 MHz \u4f46\u4fe1\u53f7\u6781\u5f31\u7684\u573a\u666f\u91cc\u2014\u2014\u4f8b\u5982\u9ad8\u8870\u51cf\u6750\u6599\u540e\u7684\u900f\u5c04\u58f0\u573a\u3001\u975e\u7ebf\u6027\u58f0\u573a\u4e2d\u7684\u5c0f\u632f\u5e45\u5dee\u9891\u5206\u91cf\u2014\u2014\u5de5\u7a0b\u5e08\u9762\u4e34\u540c\u6837\u7684\u53d6\u820d\uff1a\u5c0f\u63a2\u5934\u542c\u4e0d\u89c1\uff0c\u5927\u63a2\u5934\u53c8\u672a\u5fc5\u6709\u5339\u914d\u7684\u9891\u7387\u54cd\u5e94\u3002\u4ed6\u4eec\u9700\u8981\u7684\u662f\u4e00\u652f<\/span>\u5728\u4fdd\u6301\u9488\u5f0f\u63a2\u5934\u7d27\u51d1\u5f62\u6001\u7684\u540c\u65f6\uff0c\u628a\u7075\u654f\u5ea6\u63a8\u5230\u201c\u80fd\u542c\u89c1\u6781\u5f31\u4fe1\u53f7\u201d\u7684\u6c34\u5e73<\/span><\/strong>\u7684\u5668\u4ef6\u3002<\/span><\/p>\n

\u8fd9\u4e9b\u573a\u666f\u7684\u5171\u540c\u95ee\u9898\u662f\uff1a<\/span>\u9488\u5f0f\u6c34\u542c\u5668\u7684\u5b54\u5f84\uff0c\u51b3\u5b9a\u4e86\u7075\u654f\u5ea6\u548c\u7a7a\u95f4\u5206\u8fa8\u7387\u4e4b\u95f4\u7684\u53d6\u820d\u3002\u5c0f\u5b54\u5f84\u770b\u5f97\u7ec6\uff0c\u4f46\u542c\u4e0d\u89c1\u5f31\u4fe1\u53f7\uff1b\u5927\u5b54\u5f84\u542c\u5f97\u89c1\uff0c\u4f46\u7a7a\u95f4\u5e73\u5747\u6548\u5e94\u589e\u5f3a\u3002\u800c\u5f53\u5e94\u7528\u7684\u6838\u5fc3\u8bc9\u6c42\u662f\u201c\u5728\u4f4e\u9891\u6bb5\u628a\u5fae\u5f31\u4fe1\u53f7\u635e\u51fa\u6765\u201d\u65f6\uff0cPrecision Acoustics<\/a> \u7ed9\u51fa\u7684\u7b54\u6848\uff0c\u662f\u628a\u9488\u5f0f\u63a2\u5934\u7684\u5b54\u5f84\u63a8\u5230\u7cfb\u5217\u7684\u4e0a\u9650\u2014\u20144.0 mm\u3002<\/span><\/strong><\/p>\n

Precision Acoustics <\/span>NH4000 4.0 mm\u9488\u5f0f\u6c34\u542c\u5668<\/a><\/span><\/strong>\uff0c\u5c31\u662f\u4e3a\u56de\u7b54\u8fd9\u4e2a\u201c\u4f4e\u9891\u3001\u5fae\u5f31\u4fe1\u53f7\u201d\u95ee\u9898\u800c\u8bbe\u8ba1\u7684\u3002\u5b83\u662f PA<\/a> \u9488\u5f0f\u6c34\u542c\u5668\u7cfb\u5217<\/a>\u4e2d<\/span>\u5b54\u5f84\u6700\u5927\u3001\u7075\u654f\u5ea6\u6700\u9ad8<\/span><\/strong>\u7684\u578b\u53f7\uff0c<\/span>\u6d3b\u6027\u5143\u4ef6\u76f4\u5f84 4.0 mm<\/span><\/strong>\uff0c<\/span>28 \u00b5m \u539a\u9540\u91d1 PVDF \u8584\u819c<\/span><\/strong>\uff0c<\/span>\u5178\u578b\u7075\u654f\u5ea6 8 V\/MPa<\/span><\/strong>\uff08\u7b49\u6548\u4e8e <\/span>-222 dB re 1 V\/\u00b5Pa<\/span><\/strong>\uff0c\u5728 0.1 MHz\u201310 MHz \u8303\u56f4\u5185\uff09\uff0c<\/span>\u9891\u7387\u8303\u56f4 0.05 MHz\u201310 MHz<\/span><\/strong>\uff0c<\/span>\u6700\u5c0f\u6821\u51c6\u9891\u7387\u4f4e\u81f3 10 kHz<\/span><\/strong>\uff08NPL \u6821\u51c6\u8986\u76d6 <\/span>30 kHz\u201340 MHz<\/span><\/strong>\uff09<\/span>\u3002\u5b83\u88ab\u5b98\u65b9\u660e\u786e\u5b9a\u4f4d\u4e3a<\/span>\u201c\u4f18\u5316\u7528\u4e8e 1 MHz \u4ee5\u4e0b\u5e94\u7528\u7684\u9ad8\u7075\u654f\u5ea6\u5668\u4ef6\u201d<\/span><\/strong>\uff0c\u540c\u65f6<\/span>\u4e5f\u9002\u7528\u4e8e\u9ad8\u4e8e 1 MHz \u4f46\u9700\u8981\u6d4b\u91cf\u6781\u5f31\u4fe1\u53f7\u7684\u573a\u666f<\/span><\/strong>\u3002<\/span><\/p>\n

8 V\/MPa + 28 \u00b5m PVDF\uff1a\u4e3a\u4ec0\u4e48\u201c\u5927\u5b54\u5f84\u201d\u662f\u4f4e\u9891\u5fae\u5f31\u4fe1\u53f7\u7684\u201c\u7269\u7406\u653e\u5927\u5668\u201d<\/span><\/h3>\n

NH4000 \u6700\u6838\u5fc3\u7684\u5dee\u5f02\u5316\uff0c\u5728\u4e8e\u5b83<\/span>\u7528\u7cfb\u5217\u5185\u6700\u5927\u7684\u6d3b\u6027\u9762\u79ef\uff0c\u6362\u53d6\u4e86\u7cfb\u5217\u5185\u6700\u9ad8\u7684\u7075\u654f\u5ea6<\/span><\/strong>\uff0c\u4ece\u800c\u5728\u4f4e\u9891\u5fae\u5f31\u58f0\u573a\u4e2d\u83b7\u5f97\u4e86\u5176\u4ed6\u9488\u5f0f\u63a2\u5934\u65e0\u6cd5\u6bd4\u62df\u7684\u4fe1\u566a\u6bd4\u3002<\/span><\/p>\n

\u201c\u5168\u7cfb\u5217\u6700\u9ad8\u7075\u654f\u5ea6\uff0c8 V\/MPa\u201d<\/span><\/strong>\u3002\u5b98\u65b9\u4ea7\u54c1\u9009\u62e9\u6307\u5357\u660e\u786e\u6807\u6ce8 NH4000 \u7684<\/span>\u5178\u578b\u7075\u654f\u5ea6\u4e3a 8 V\/MPa\uff080.8\u20138 MHz\uff09<\/span><\/strong> \uff0c\u662f PA \u9488\u5f0f\u6c34\u542c\u5668\u7cfb\u5217\u4e2d<\/span>\u7075\u654f\u5ea6\u6700\u9ad8\u7684\u578b\u53f7<\/span><\/strong>\u30028 V\/MPa \u610f\u5473\u7740\u2014\u2014\u5bf9\u4e8e <\/span>10 Pa \u7684\u5fae\u5f31\u58f0\u538b<\/span><\/strong>\uff0c\u6c34\u542c\u5668\u7cfb\u7edf\u8f93\u51fa\u7ea6 <\/span>80 mV<\/span><\/strong> \u7684\u7535\u538b\u3002\u5728\u524d\u7f6e\u653e\u5927\u5668<\/a>\u7684 8 dB \u589e\u76ca\u4e4b\u540e\uff0c\u8fd9\u4e2a\u4fe1\u53f7\u8db3\u4ee5\u5728\u793a\u6ce2\u5668\u4e0a\u5f62\u6210\u6e05\u6670\u7684\u6ce2\u5f62\u3002\u5b98\u65b9\u6280\u672f\u6570\u636e\u8868\u8fdb\u4e00\u6b65\u8bf4\u660e\uff0cNH4000 \u7684<\/span>\u5927\u6d3b\u6027\u9762\u79ef\u4f7f\u7ea6 10 Pa \u7684\u4fe1\u53f7\u53ef\u4ee5\u88ab\u6d4b\u91cf<\/span><\/strong>\uff0c\u800c\u5c0f\u5b54\u5f84\u63a2\u5934\u5728\u540c\u6837\u58f0\u538b\u4e0b\u53ef\u80fd\u53ea\u80fd\u8f93\u51fa\u51e0\u6beb\u4f0f\u751a\u81f3\u66f4\u4f4e<\/span>\u3002<\/span><\/p>\n

\u201c28 \u00b5m PVDF \u8584\u819c\u201d<\/span><\/strong>\u3002NH4000 \u7684\u4f20\u611f\u5668\u91c7\u7528 <\/span>28 \u00b5m \u539a\u9540\u91d1\u805a\u504f\u6c1f\u4e59\u70ef\uff08PVDF\uff09<\/span><\/strong> \u8584\u819c<\/span>\u3002PVDF \u7684<\/span>\u4f4e\u58f0\u963b\u6297<\/span><\/strong>\u548c<\/span>\u67d4\u6027<\/span><\/strong>\u4f7f\u5176\u4e0e\u6c34\u7684\u58f0\u5b66\u5339\u914d\u4f18\u4e8e\u538b\u7535\u9676\u74f7\uff0c\u800c<\/span>\u9540\u91d1\u8868\u9762<\/span><\/strong>\u63d0\u4f9b\u4e86\u7a33\u5b9a<\/a>\u7684\u7535\u6781\u63a5\u89e6\u548c\u5316\u5b66\u60f0\u6027\u3002\u5b98\u65b9\u8bf4\u660e\u8be5\u8584\u819c<\/span>\u53ef\u5b8c\u5168\u6d78\u5165\u6c34\u6216\u5176\u4ed6\u6db2\u4f53\uff08\u5982\u84d6\u9ebb\u6cb9\uff09\u4e2d\u4f7f\u7528<\/span><\/strong>\u3002<\/span>28 \u00b5m \u7684\u539a\u5ea6<\/span><\/strong>\u5728\u201c\u8db3\u591f\u7684\u7535\u8377\u8f93\u51fa\u201d\u548c\u201c\u4e0d\u727a\u7272\u9891\u7387\u54cd\u5e94\u201d\u4e4b\u95f4\u7ed9\u51fa\u4e86\u5e73\u8861\u2014\u2014\u66f4\u539a\u7684\u8584\u819c\u80fd\u4ea7\u751f\u66f4\u591a\u7535\u8377\uff0c\u4f46\u4f1a\u727a\u7272\u9ad8\u9891\u54cd\u5e94\uff1bNH4000 \u7684\u5b9a\u4f4d\u662f\u4f4e\u9891\u4f18\u5316\uff0c\u56e0\u6b64\u9009\u62e9\u4e86\u76f8\u5bf9\u8f83\u539a\u7684\u8584\u819c\u6765\u652f\u6491\u7075\u654f\u5ea6\u3002<\/span><\/p>\n

10 kHz \u6821\u51c6\u8d77\u70b9\uff0c0.05\u201310 MHz \u9891\u6bb5\uff1a\u4e3a\u201c\u4f4e\u9891\u6362\u80fd\u5668\u8868\u5f81\u201d\u800c\u751f\u7684\u9891\u7387\u8986\u76d6<\/span><\/h3>\n

NH4000 \u7684<\/span>\u9891\u7387\u8303\u56f4<\/span><\/strong>\uff0c\u662f\u5b83\u533a\u522b\u4e8e\u5c0f\u5b54\u5f84\u9ad8\u9891\u63a2\u5934\u3001\u540c\u65f6\u4fdd\u6301\u9488\u5f0f\u5f62\u6001\u7684\u5173\u952e\u3002<\/span><\/p>\n

\u201c\u9891\u7387\u8303\u56f4 0.05 MHz\u201310 MHz\u201d<\/span><\/strong>\u3002\u5b98\u65b9\u6570\u636e\u8868\u6807\u6ce8 NH4000 \u7684<\/span>\u6c34\u542c\u5668\u9891\u6bb5\u4e3a 0.05 MHz \u81f3 10 MHz<\/span><\/strong>\uff0c<\/span>\u6700\u5c0f\u6821\u51c6\u9891\u7387\u4f4e\u81f3 10 kHz<\/span><\/strong>\u3002NPL\uff08\u4f26\u6566\uff09\u5bf9\u8be5\u578b\u53f7\u7684\u6821\u51c6\u8986\u76d6 <\/span>30 kHz \u81f3 40 MHz<\/span><\/strong>\uff0c\u786e\u4fdd\u4f4e\u9891\u7aef\u7684\u6d4b\u91cf\u53ef\u6eaf\u6e90<\/span>\u3002\u5bf9\u4e8e<\/span>\u6c34\u4e0b\u58f0\u5b66<\/a>\u3001\u4f4e\u9891\u6362\u80fd\u5668\u8868\u5f81\u548c\u53ef\u542c\u58f0\/\u6b21\u58f0\u8303\u56f4\u5185\u7684\u8d85\u58f0\u5206\u91cf<\/span><\/strong>\uff0c\u8fd9\u4e2a\u9891\u7387\u8986\u76d6\u662f\u201c\u80fd\u4e0d\u80fd\u6d4b\u5230\u201d\u7684\u524d\u63d0\u3002<\/span><\/p>\n

\u201c\u00b14 dB \u5e26\u5bbd 80 kHz\u20138 MHz\u201d<\/span><\/strong>\u3002\u5b98\u65b9\u4ea7\u54c1\u9009\u62e9\u6307\u5357\u7ed9\u51fa NH4000 \u7684 <\/span>\u00b14 dB \u5e26\u5bbd\u4e3a 80 kHz \u81f3 8 MHz<\/span><\/strong>\uff0c<\/span>\u00b12 dB \u5e26\u5bbd\u4e3a 0.2\u20133 MHz<\/span><\/strong>\u3002\u8fd9\u610f\u5473\u7740\u5728 <\/span>80 kHz \u5230 8 MHz \u7684\u6838\u5fc3\u9891\u6bb5\u5185<\/span><\/strong>\uff0cNH4000 \u7684\u7075\u654f\u5ea6\u6ce2\u52a8\u88ab\u63a7\u5236\u5728 <\/span>\u00b14 dB<\/span><\/strong> \u4ee5\u5185\u3002\u5bf9\u4e8e<\/span>\u9700\u8981\u6bd4\u8f83\u4e0d\u540c\u9891\u7387\u4e0b\u58f0\u538b\u76f8\u5bf9\u5927\u5c0f<\/span><\/strong>\u7684\u5e94\u7528\u2014\u2014\u4f8b\u5982\u6362\u80fd\u5668\u7684\u9891\u7387\u54cd\u5e94\u66f2\u7ebf\u6d4b\u91cf\u2014\u2014\u8fd9\u4e2a\u5e73\u5766\u5ea6\u6c34\u5e73\u63d0\u4f9b\u4e86\u53ef\u4fe1\u7684<\/span>\u76f8\u5bf9\u6d4b\u91cf<\/span><\/strong>\u57fa\u7840\u3002<\/span><\/p>\n

\u201c\u9ad8\u4e8e 1 MHz \u4e5f\u9002\u7528\uff0c\u4f46\u7528\u4e8e\u6781\u5f31\u4fe1\u53f7\u201d<\/span><\/strong> \u3002\u5b98\u65b9\u65b0\u95fb\u7a3f\u660e\u786e\u6307\u51fa\uff0c\u5c3d\u7ba1 NH4000 \u4e3b\u8981\u7784\u51c6 <\/span>1 MHz \u4ee5\u4e0b<\/span><\/strong>\u7684\u5e94\u7528\uff0c\u4f46<\/span>\u5728\u9ad8\u4e8e 1 MHz \u7684\u9891\u6bb5\uff0c\u5f53\u9700\u8981\u6d4b\u91cf\u975e\u5e38\u5fae\u5f31\u7684\u4fe1\u53f7\u65f6\uff0c\u5b83\u540c\u6837\u9002\u7528<\/span><\/strong>\u3002<\/span>\u5927\u5b54\u5f84\u5e26\u6765\u7684\u9ad8\u7075\u654f\u5ea6<\/span><\/strong>\u5728 MHz \u4ee5\u4e0a\u7684\u9891\u6bb5\u867d\u7136\u4f34\u968f\u7740<\/span>\u66f4\u5f3a\u7684\u7a7a\u95f4\u5e73\u5747\u6548\u5e94<\/span><\/strong>\u548c<\/span>\u66f4\u5177\u6307\u5411\u6027\u7684\u54cd\u5e94<\/span><\/strong>\uff0c\u4f46\u5bf9\u4e8e\u201c\u4fe1\u53f7\u5f31\u5230\u5c0f\u63a2\u5934\u6839\u672c\u542c\u4e0d\u89c1\u201d\u7684\u573a\u666f\uff0c<\/span>\u5148\u542c\u89c1\uff0c\u518d\u8ba8\u8bba\u5206\u8fa8\u7387<\/span><\/strong>\uff0c\u662f\u66f4\u5b9e\u9645\u7684\u5de5\u7a0b\u4f18\u5148\u7ea7\u3002<\/span><\/p>\n

\u9488\u5f0f\u5f62\u6001 + 50 \u03a9 \u7cfb\u7edf\u517c\u5bb9\uff1a\u4e3a\u4ec0\u4e48\u201c\u80fd\u6ce1\u5728\u6c34\u91cc\u3001\u80fd\u63a5\u8fdb\u73b0\u6709\u7cfb\u7edf\u201d\u6bd4\u201c\u53c2\u6570\u597d\u770b\u201d\u66f4\u91cd\u8981<\/span><\/h3>\n

NH4000 \u7684<\/span>\u7269\u7406\u5f62\u6001\u548c\u7cfb\u7edf\u517c\u5bb9\u6027<\/span><\/strong>\uff0c\u662f\u5b83\u5728\u5b9e\u9645\u6d4b\u91cf\u573a\u666f\u4e2d\u201c\u88c5\u5f97\u4e0a\u3001\u7528\u5f97\u4f4f\u201d\u7684\u5de5\u7a0b\u57fa\u7840\u3002<\/span><\/p>\n

\u201c\u9488\u5f0f\u63a2\u5934\uff0c\u76f4\u5f84 4.0 mm\uff0c\u91cd\u91cf 5.7 g\u201d<\/span><\/strong> \u3002NH4000 \u4fdd\u6301\u4e86 PA \u9488\u5f0f\u6c34\u542c\u5668\u5bb6\u65cf\u7684<\/span>\u7d27\u51d1\u63a2\u5934\u5f62\u6001<\/span><\/strong>\uff0c\u6d3b\u6027\u5143\u4ef6\u76f4\u5f84 4.0 mm\uff0c\u63a2\u5934\u6574\u4f53\u91cd\u91cf\u4ec5 <\/span>5.7 g<\/span><\/strong>\u3002\u5bf9\u4e8e<\/span>\u6c34\u4e0b\u58f0\u5b66\u6d4b\u8bd5\u6c34\u69fd<\/span><\/strong>\u548c<\/span>\u4f4e\u9891\u6362\u80fd\u5668\u8868\u5f81<\/span><\/strong>\uff0c\u9488\u5f0f\u5f62\u6001\u5141\u8bb8\u63a2\u5934\u4ee5<\/span>\u53d7\u63a7\u7684\u59ff\u6001<\/span><\/strong>\uff08\u9488\u5c16\u6307\u5411\u58f0\u6e90\uff09\u6d78\u5165\u6c34\u4e2d\uff0c<\/span>\u4e0d\u9700\u8981\u4e3a\u819c\u5f0f\u6c34\u542c\u5668\u7684\u56fa\u5b9a\u6846\u67b6\u9884\u7559\u7a7a\u95f4<\/span><\/strong>\u3002\u5b98\u65b9\u8bf4\u660e\u4f7f\u7528\u65f6\u9488\u5c16\u5e94<\/span>\u76f4\u63a5\u6307\u5411\u58f0\u5b66\u6e90<\/span><\/strong>\u3002<\/span><\/p>\n

\u201c\u4e0e\u6f5c\u6c34\u5f0f\u524d\u7f6e\u653e\u5927\u5668\u548c DC \u8026\u5408\u5668\u914d\u5408\uff0c\u5f62\u6210\u5b8c\u6574\u7cfb\u7edf\u201d<\/span><\/strong> \u3002NH4000 \u88ab\u8bbe\u8ba1\u4e3a\u4e0e PA \u7684<\/span>\u6f5c\u6c34\u5f0f\u524d\u7f6e\u653e\u5927\u5668<\/span><\/strong>\u548c<\/span>\u5e26\u7535\u6e90\u7684 DC \u8026\u5408\u5668<\/span><\/strong>\u914d\u5408\u4f7f\u7528\uff0c<\/span>\u8f93\u51fa\u963b\u6297\u4e3a 50 \u03a9<\/span><\/strong>\u3002\u5bf9\u4e8e\u5df2\u7ecf\u4f7f\u7528 PA HP \u7cfb\u5217\u6c34\u542c\u5668\u7cfb\u7edf\u7684\u7528\u6237\uff0cNH4000 \u662f<\/span>\u5728\u73b0\u6709\u4fe1\u53f7\u94fe\u4e0a\u66f4\u6362\u63a2\u5934<\/span><\/strong>\u5373\u53ef\u83b7\u5f97\u7684\u4f4e\u9891\u9ad8\u7075\u654f\u5ea6\u9009\u9879\uff0c<\/span>\u4e0d\u9700\u8981\u66f4\u6362\u524d\u7f6e\u653e\u5927\u5668\u6216\u91c7\u96c6\u7cfb\u7edf<\/span><\/strong>\u3002\u524d\u7f6e\u653e\u5927\u5668\u63d0\u4f9b <\/span>8 dB \u6807\u79f0\u589e\u76ca<\/span><\/strong>\u548c 50 \u03a9 \u7f13\u51b2\u8f93\u51fa\uff0cNH4000 \u7684\u7075\u654f\u5ea6\u5728\u8fd9\u4e00\u5957\u6807\u51c6\u63a5\u53e3\u4e0b\u88ab\u5b8c\u6574\u4fdd\u7559\u3002<\/span><\/p>\n

\u4ece\u6c34\u4e0b\u58f0\u5b66\u5230\u4f4e\u9891\u6362\u80fd\u5668\uff1a\u88ab\u201c4 mm\u5927\u5b54\u5f84\u201d\u89e3\u653e\u7684\u6d4b\u91cf\u573a\u666f<\/span><\/h3>\n

NH4000 \u7684<\/span>\u5e94\u7528\u4ef7\u503c<\/span><\/strong>\u4e0d\u662f\u505c\u7559\u5728\u89c4\u683c\u4e66\u4e0a\u7684\u6570\u636e\uff0c\u800c\u662f\u5728\u591a\u4e2a<\/span>\u4f4e\u9891\u548c\u5fae\u5f31\u4fe1\u53f7\u58f0\u5b66\u6d4b\u91cf<\/a><\/span><\/strong>\u573a\u666f\u4e2d\u88ab\u9a8c\u8bc1\u8fc7\u7684\u5de5\u7a0b\u4e8b\u5b9e\u3002\u5b98\u65b9\u5c06 <\/span>\u201c\u6c34\u4e0b\u58f0\u5b66\uff08underwater acoustics\uff09\u201d<\/span><\/strong> \u548c <\/span>\u201c\u4f4e\u9891\u6362\u80fd\u5668\u8868\u5f81\uff08characterisation of low frequency transducers\uff09\u201d<\/span><\/strong> \u5217\u4e3a\u6838\u5fc3\u5e94\u7528\u573a\u666f<\/span>\u3002<\/span><\/p>\n

\u6c34\u4e0b\u58f0\u5b66\u4e0e\u58f0\u7eb3\u6362\u80fd\u5668\u6d4b\u8bd5<\/span><\/strong>\uff1a\u5728\u6c34\u69fd\u6216\u6d88\u58f0\u6c34\u6c60\u4e2d\uff0c\u4f4e\u9891\u58f0\u7eb3\u6362\u80fd\u5668\u7684\u53d1\u5c04\u54cd\u5e94\u548c\u63a5\u6536\u7075\u654f\u5ea6\u9700\u8981\u5728 <\/span>10 kHz \u81f3\u6570\u767e kHz<\/span><\/strong> \u7684\u9891\u6bb5\u5185\u88ab\u7cbe\u786e\u6d4b\u91cf<\/a>\u3002NH4000 \u7684<\/span>\u4f4e\u81f3 10 kHz \u7684\u6821\u51c6\u8d77\u70b9<\/span><\/strong>\u548c<\/span>8 V\/MPa \u7684\u9ad8\u7075\u654f\u5ea6<\/span><\/strong>\uff0c\u8ba9<\/span>\u4f4e\u9891\u7aef\u5fae\u5f31\u4fe1\u53f7\u7684\u6ce2\u5f62<\/span><\/strong>\u4ece\u566a\u58f0\u4e2d\u5206\u79bb\u51fa\u6765\u3002<\/span><\/p>\n

\u533b\u7597\u7406\u7597\u4e0e\u6cbb\u7597\u6362\u80fd\u5668<\/span><\/strong>\uff1a\u4f4e\u9891\u8d85\u58f0<\/a>\u6cbb\u7597\u8bbe\u5907\uff08\u4f8b\u5982\u7406\u7597\u6362\u80fd\u5668\uff09\u7684\u5de5\u4f5c\u9891\u7387\u901a\u5e38\u5728 <\/span>20 kHz \u81f3 1 MHz<\/span><\/strong> \u4e4b\u95f4\u3002NH4000 \u7684<\/span>\u00b14 dB \u5e26\u5bbd\u8986\u76d6 80 kHz\u20138 MHz<\/span><\/strong>\uff0c\u5176\u4f4e\u9891\u7aef\u6070\u597d\u5339\u914d\u8fd9\u7c7b\u6362\u80fd\u5668\u7684\u6838\u5fc3\u8f93\u51fa\u9891\u6bb5\u3002<\/span><\/p>\n

\u9ad8\u8870\u51cf\u6750\u6599\u540e\u7684\u900f\u5c04\u58f0\u573a<\/span><\/strong>\uff1a\u5f53\u58f0\u6ce2\u7a7f\u8fc7\u539a\u5c42\u7ec4\u7ec7\u3001\u590d\u5408\u6750\u6599\u6216\u6c34\u4e0b\u5438\u58f0\u5c42\u540e\uff0c\u900f\u5c04\u58f0\u538b\u53ef\u80fd\u4f4e\u81f3<\/span>\u6570\u5341\u5e15\u65af\u5361<\/span><\/strong>\u3002\u5c0f\u5b54\u5f84\u63a2\u5934\u5728\u900f\u5c04\u4fa7\u201c\u542c\u4e0d\u89c1\u201d\uff0c\u800c NH4000 \u7684\u5927\u6d3b\u6027\u9762\u79ef\u8ba9<\/span>\u900f\u5c04\u58f0\u573a\u7684\u7a7a\u95f4\u5206\u5e03<\/span><\/strong>\u53ef\u4ee5\u88ab\u6d4b\u7ed8\u3002<\/span><\/p>\n

\u975e\u7ebf\u6027\u58f0\u573a\u4e2d\u7684\u5dee\u9891\/\u548c\u9891\u5206\u91cf<\/span><\/strong>\uff1a\u5728\u975e\u7ebf\u6027\u58f0\u5b66\u6d4b\u91cf\u4e2d\uff0c\u5dee\u9891\u6216\u548c\u9891\u5206\u91cf\u7684\u58f0\u538b\u901a\u5e38\u8fdc\u4f4e\u4e8e\u57fa\u9891\u3002NH4000 \u7684<\/span>\u9ad8\u7075\u654f\u5ea6\u548c\u4f4e\u566a\u58f0\u7b49\u6548\u538b\u529b<\/span><\/strong>\uff0c\u4f7f\u5176\u80fd\u591f\u5728<\/span>\u57fa\u9891\u4fe1\u53f7\u5b58\u5728\u7684\u540c\u65f6<\/span><\/strong>\uff0c\u5206\u8fa8\u51fa\u5fae\u5f31\u7684\u975e\u7ebf\u6027\u5206\u91cf\u3002<\/span><\/p>\n

NH4000 \u5728 PA \u9488\u5f0f\u6c34\u542c\u5668\u7cfb\u5217\u91cc\u600e\u4e48\u9009<\/span><\/h3>\n
\n\n\n\n\n\n\n\n\n\n
\u5bf9\u6bd4\u9879<\/span><\/th>\nNH4000\uff084.0 mm\uff09<\/span><\/strong><\/th>\nNH1000\uff081.0 mm\uff09<\/span><\/strong><\/th>\nNH0075\uff0875 \u00b5m\uff09<\/span><\/strong><\/th>\n<\/tr>\n<\/thead>\n
\u6d3b\u6027\u5143\u4ef6\u76f4\u5f84<\/span><\/strong><\/td>\n4.0 mm<\/span><\/strong><\/td>\n1.0 mm<\/span><\/td>\n0.075 mm<\/span><\/td>\n<\/tr>\n
\u5178\u578b\u7075\u654f\u5ea6<\/span><\/strong><\/td>\n8 V\/MPa<\/span><\/strong><\/td>\n\u8f83\u9ad8\uff08\u4f4e\u9891\u4f18\u5316\uff09<\/span><\/td>\n\u4f4e\uff08\u9ad8\u9891\u727a\u7272\u7075\u654f\u5ea6\uff09<\/span><\/td>\n<\/tr>\n
\u9891\u7387\u5b9a\u4f4d<\/span><\/strong><\/td>\n\u4f4e\u9891\uff08<1 MHz\uff09\u4f18\u5316<\/span><\/strong><\/td>\n\u4f4e\u9891\/\u901a\u7528<\/span><\/td>\n\u9ad8\u9891\uff08>1 MHz\uff09<\/span><\/strong><\/td>\n<\/tr>\n
\u7a7a\u95f4\u5206\u8fa8\u7387<\/span><\/strong><\/td>\n\u8f83\u4f4e\uff08\u5927\u5b54\u5f84\u5e73\u5747\u6548\u5e94\uff09<\/span><\/td>\n\u4e2d\u7b49<\/span><\/td>\n\u6781\u9ad8<\/span><\/strong><\/td>\n<\/tr>\n
\u6838\u5fc3\u573a\u666f<\/span><\/strong><\/td>\n\u6c34\u4e0b\u58f0\u5b66\u3001\u4f4e\u9891\u6362\u80fd\u5668\u3001\u5f31\u4fe1\u53f7<\/span><\/strong><\/td>\n\u901a\u7528\u4f4e\u9891\u573a\u6d4b\u91cf<\/span><\/td>\n\u9ad8\u9891\u9ad8\u538b\u573a\u3001\u9ad8\u7a7a\u95f4\u5206\u8fa8\u7387<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n

\u4e00\u53e5\u8bdd\u9009\u578b<\/span><\/strong>\uff1a\u5982\u679c\u60a8\u7684\u5e94\u7528\u6838\u5fc3\u8bc9\u6c42\u662f<\/span>\u5728 1 MHz \u4ee5\u4e0b\u7684\u9891\u6bb5\u628a\u5fae\u5f31\u58f0\u4fe1\u53f7\u201c\u635e\u51fa\u6765\u201d<\/span><\/strong>\uff0c\u5e76\u4e14<\/span>\u7a7a\u95f4\u5206\u8fa8\u7387\u4e0d\u662f\u9996\u8981\u7ea6\u675f<\/span><\/strong>\uff0c<\/span>NH4000 \u662f PA \u9488\u5f0f\u7cfb\u5217\u4e2d\u7075\u654f\u5ea6\u6700\u9ad8\u7684\u76f4\u63a5\u7b54\u6848<\/span><\/strong>\u3002\u5982\u679c\u9700\u8981\u5728<\/span>\u66f4\u9ad8\u9891\u7387<\/span><\/strong>\u4e0b\u4fdd\u6301<\/span>\u9ad8\u7a7a\u95f4\u5206\u8fa8\u7387<\/span><\/strong>\uff0c\u5e76\u4e14\u4fe1\u53f7\u5f3a\u5ea6\u8db3\u4ee5\u88ab\u5c0f\u5b54\u5f84\u63a2\u5934\u6355\u6349\uff0c<\/span>NH0075 \u6216 NH0040<\/span><\/strong> \u662f\u66f4\u5339\u914d\u7684\u9009\u62e9\u3002<\/span>NH4000 \u7684 4 mm \u5b54\u5f84\uff0c\u662f\u7528\u201c\u7a7a\u95f4\u5e73\u5747\u201d\u6362\u53d6\u201c\u4f4e\u9891\u53ef\u6d4b\u6027\u201d\u7684\u5de5\u7a0b\u53d6\u820d\u2014\u2014\u5f53\u4fe1\u53f7\u5f31\u5230\u5c0f\u63a2\u5934\u542c\u4e0d\u89c1\u65f6\uff0c\u5148\u542c\u89c1\u6bd4\u770b\u5f97\u7ec6\u66f4\u91cd\u8981<\/span><\/strong>\u3002<\/span><\/p>\n

\u4e3b\u8981\u6280\u672f\u53c2\u6570\u901f\u67e5<\/span><\/h3>\n
\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
\u53c2\u6570\u9879<\/span><\/th>\n\u89c4\u683c<\/span><\/th>\n<\/tr>\n<\/thead>\n
\u578b\u53f7<\/span><\/strong><\/td>\nPrecision Acoustics <\/span>NH4000<\/span><\/strong>\uff084.0 mm needle hydrophone\uff09<\/span><\/td>\n<\/tr>\n
\u7c7b\u578b<\/span><\/strong><\/td>\n\u9488\u5f0f\u6c34\u542c\u5668\uff08Needle Hydrophone\uff09<\/span><\/td>\n<\/tr>\n
\u6d3b\u6027\u5143\u4ef6\u76f4\u5f84<\/span><\/strong><\/td>\n4.0 mm<\/span><\/strong><\/td>\n<\/tr>\n
\u4f20\u611f\u5668\u8584\u819c\u539a\u5ea6<\/span><\/strong><\/td>\n28 \u00b5m<\/span><\/strong><\/td>\n<\/tr>\n
\u4f20\u611f\u5668\u6750\u6599<\/span><\/strong><\/td>\n\u9540\u91d1\u805a\u504f\u6c1f\u4e59\u70ef\uff08PVDF\uff09<\/span><\/strong><\/td>\n<\/tr>\n
\u5178\u578b\u7075\u654f\u5ea6\uff080.1\u201310 MHz\uff09<\/span><\/strong><\/td>\n8 V\/MPa<\/span><\/strong>\uff08\u7b49\u6548\u4e8e <\/span>-222 dB re 1 V\/\u00b5Pa<\/span><\/strong>\uff09<\/span><\/td>\n<\/tr>\n
\u4f20\u611f\u5668\u95f4\u7075\u654f\u5ea6\u5dee\u5f02<\/span><\/strong><\/td>\n\u00b13 dB<\/span><\/td>\n<\/tr>\n
\u6c34\u542c\u5668\u9891\u6bb5<\/span><\/strong><\/td>\n0.05 MHz \u2013 10 MHz<\/span><\/strong><\/td>\n<\/tr>\n
\u6700\u5c0f\u6821\u51c6\u9891\u7387<\/span><\/strong><\/td>\n10 kHz<\/span><\/strong>\uff08NPL \u6821\u51c6\u8986\u76d6 30 kHz \u2013 40 MHz\uff09<\/span><\/td>\n<\/tr>\n
\u00b12 dB \u5e26\u5bbd<\/span><\/strong><\/td>\n0.2 \u2013 3 MHz<\/span><\/td>\n<\/tr>\n
\u00b14 dB \u5e26\u5bbd<\/span><\/strong><\/td>\n80 kHz \u2013 8 MHz<\/span><\/strong><\/td>\n<\/tr>\n
\u6d4b\u91cf\u4e0d\u786e\u5b9a\u5ea6\uff08\u5178\u578b NMI \u6821\u51c6\uff09<\/span><\/strong><\/td>\n0.05\u20131 MHz\uff1a9%\uff1b1\u20138 MHz\uff1a8%\uff1b9\u201320 MHz\uff1a11%<\/span><\/td>\n<\/tr>\n
\u8f93\u51fa\u963b\u6297\uff08\u7cfb\u7edf\uff09<\/span><\/strong><\/td>\n50 \u03a9<\/span><\/strong><\/td>\n<\/tr>\n
\u63a2\u5934\u91cd\u91cf<\/span><\/strong><\/td>\n5.7 g<\/span><\/strong><\/td>\n<\/tr>\n
\u4f7f\u7528\u59ff\u6001<\/span><\/strong><\/td>\n\u9488\u5c16\u76f4\u63a5\u6307\u5411\u58f0\u5b66\u6e90<\/span><\/td>\n<\/tr>\n
\u517c\u5bb9\u7cfb\u7edf<\/span><\/strong><\/td>\n\u6f5c\u6c34\u5f0f\u524d\u7f6e\u653e\u5927\u5668 + DC \u8026\u5408\u5668<\/span><\/strong>\uff08HP \u7cfb\u5217\uff09<\/span><\/td>\n<\/tr>\n
\u6838\u5fc3\u5e94\u7528<\/span><\/strong><\/td>\n\u6c34\u4e0b\u58f0\u5b66\u3001\u4f4e\u9891\u6362\u80fd\u5668\u8868\u5f81\u3001\u9ad8\u8870\u51cf\u900f\u5c04\u58f0\u573a\u3001\u975e\u7ebf\u6027\u58f0\u573a\u5206\u91cf<\/span><\/strong><\/td>\n<\/tr>\n
\u4ea7\u5730<\/span><\/strong><\/td>\n\u82f1\u56fd\u5236\u9020<\/span><\/strong><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n

\u4ee5\u4e0a\u53c2\u6570\u57fa\u4e8e Precision Acoustics \u5b98\u65b9\u6280\u672f\u6570\u636e\u8868\uff08TDS V1 0222\uff09\u3001\u4ea7\u54c1\u9009\u62e9\u6307\u5357\u53ca\u516c\u5f00\u65b0\u95fb\u8d44\u6599\u6574\u7406<\/span>\u3002<\/span><\/p>\n

\u5f53\u4fe1\u53f7\u5f31\u5230\u201c\u542c\u4e0d\u89c1\u201d\uff0c\u518d\u9ad8\u7684\u7a7a\u95f4\u5206\u8fa8\u7387\u4e5f\u53ea\u662f\u4e00\u7ec4\u65e0\u6cd5\u89e3\u8bfb\u7684\u566a\u58f0<\/span><\/h3>\n

\u4f4e\u9891\u58f0\u573a\u6d4b\u91cf\u4e2d\uff0c<\/span>\u5b54\u5f84\u548c\u7075\u654f\u5ea6\u4e4b\u95f4\u7684\u53d6\u820d\uff0c\u4ece\u6765\u4e0d\u662f\u4e00\u9053\u201c\u8c01\u66f4\u597d\u201d\u7684\u5224\u65ad\u9898\uff0c\u800c\u662f\u4e00\u9053\u201c\u8c01\u5148\u8c01\u540e\u201d\u7684\u5de5\u7a0b\u6392\u5e8f\u9898<\/span><\/strong>\u3002\u5c0f\u5b54\u5f84\u63a2\u5934\u80fd\u5206\u8fa8\u6beb\u7c73\u7ea7\u7684\u58f0\u573a\u8d77\u4f0f\uff0c\u4f46\u5982\u679c<\/span>\u4fe1\u53f7\u5728\u8fdb\u5165\u653e\u5927\u5668\u4e4b\u524d\u5c31\u5df2\u7ecf\u88ab\u566a\u58f0\u6df9\u6ca1<\/span><\/strong>\uff0c\u5206\u8fa8\u7387\u5c31\u5931\u53bb\u4e86\u610f\u4e49\u3002<\/span>NH4000 \u7684 4.0 mm \u5b54\u5f84\u548c 8 V\/MPa \u7075\u654f\u5ea6<\/span><\/strong>\uff0c\u628a\u5de5\u7a0b\u6392\u5e8f\u4e2d\u7684\u201c\u5148\u542c\u89c1\u201d\u653e\u5728\u4e86\u201c\u770b\u5f97\u7ec6\u201d\u4e4b\u524d\u2014\u2014<\/span>\u7528\u7a7a\u95f4\u5e73\u5747\u6362\u53d6\u4f4e\u9891\u53ef\u6d4b\u6027\uff0c\u7528\u7cfb\u5217\u5185\u6700\u9ad8\u7684\u7075\u654f\u5ea6\u628a 10 Pa \u91cf\u7ea7\u7684\u5fae\u5f31\u58f0\u538b\u62c9\u5230\u793a\u6ce2\u5668\u53ef\u89c1\u7684\u5e45\u5ea6<\/span><\/strong>\u3002<\/span>\u5f53\u201c\u6ce2\u5f62\u80fd\u4e0d\u80fd\u770b\u6e05\u201d\u4e0d\u518d\u53d6\u51b3\u4e8e\u63a2\u5934\u5b54\u5f84\u7684\u7269\u7406\u4e0b\u9650\uff0c\u201c\u4f4e\u9891\u58f0\u573a\u6d4b\u91cf\u201d\u624d\u771f\u6b63\u4ece\u201c\u80fd\u6d4b\u201d\u8d70\u5411\u201c\u6d4b\u5f97\u51c6\u201d<\/span><\/strong>\u3002<\/span><\/p>\n

 <\/p>\n

 <\/p>\n

Precision Acoustics \u7684\u6f5c\u6c34\u5f0f\u524d\u7f6e\u653e\u5927\u5668\uff0c\u6c34\u542c\u5668\u4fe1\u53f7\u7684\u201c\u7b2c\u4e00\u9053\u9632\u7ebf\u201d<\/a><\/p>\n

Precision Acoustics HA2 \u6c34\u542c\u5668\u589e\u5f3a\u653e\u5927\u5668\uff0c\u7528 25 dB \u6700\u5c0f\u589e\u76ca\u300150 kHz\u2013125 MHz \u5e26\u5bbd\u548c 70 \u00b5V \u7ea7\u4f4e\u566a\u58f0\uff0c\u628a\u5fae\u5f31\u58f0\u4fe1\u53f7\u4ece\u201c\u6df9\u6ca1\u5728\u5e95\u566a\u91cc\u201d\u62c9\u5230\u201c\u793a\u6ce2\u5668\u80fd\u770b\u6e05\u6bcf\u4e00\u4e2a\u6ce2\u5f62\u201d<\/a><\/p>\n

0.075\u6beb\u7c73\u9488\u5f0f\u6c34\u542c\u5668<\/a>\n0.2\u6beb\u7c73\u9488\u5f0f\u6c34\u542c\u5668<\/a>\n0.5 mm \u9488\u5f0f\u6c34\u542c\u5668<\/a>\n1.0 mm \u9488\u5f0f\u6c34\u542c\u5668<\/a>\nHP\u7cfb\u5217\u63a2\u5934<\/a>\nNH4000 4.0 mm\u9488\u5f0f\u6c34\u542c\u5668<\/a>\nPA<\/a>\nPrecision Acoustics<\/a>\nPrecision Acoustics 0.04\u6beb\u7c73\u9488\u5f0f\u6c34\u542c\u5668<\/a>\nPrecision Acoustics 0.075\u6beb\u7c73\u9488\u5f0f\u6c34\u542c\u5668<\/a>\nPrecision Acoustics0.2\u6beb\u7c73\u9488\u5f0f\u6c34\u542c\u5668<\/a>\nPrecision Acoustics UMS Research 2<\/a>\nPrecision Acoustics\u00a0 1.0 mm \u9488\u5f0f\u6c34\u542c\u5668<\/a>\nscanning tank<\/a>\nUMS<\/a>\nUMS Research<\/a>\nUMS Research 2<\/a>\nUMS\u8f6f\u4ef6<\/a>\n\u524d\u7f6e\u653e\u5927\u5668<\/a>\n\u533b\u7597\u5de5\u4e1a\u68c0\u6d4b<\/a>\n\u538b\u529b\u5206\u5e03\u56fe<\/a>\n\u58f0\u5316\u5b66<\/a>\n\u58f0\u5b66\u53c2\u6570\u6d4b\u91cf<\/a>\n\u5de5\u4e1a\u65e0\u635f\u68c0\u6d4b<\/a>\n\u5de5\u4e1a\u65e0\u635f\u68c0\u6d4b\uff08NDT\uff09\u6362\u80fd\u5668<\/a>\n\u5de5\u4e1a\u8d85\u58f0<\/a>\n\u626b\u63cf\u6c34\u69fd<\/a>\n\u626b\u63cf\u7cfb\u7edf<\/a>\n\u6c34\u4e0b\u58f0\u5b66<\/a>\n\u6c34\u542c\u5668<\/a>\n\u6c34\u542c\u5668\u4e0e\u6362\u80fd\u5668\u5b89\u88c5\u652f\u67b6<\/a>\n\u6c34\u542c\u5668\u589e\u5f3a\u653e\u5927\u5668<\/a>\n\u6c34\u542c\u5668\u6821\u51c6<\/a>\n\u6c34\u5904\u7406\u5957\u4ef6<\/a>\n\u76f4\u6d41\u8026\u5408\u5668<\/a>\n\u81ea\u52a8\u5316\u6c34\u542c\u5668\u626b\u63cf<\/a>\n\u826f\u597d\u7684\u4fe1\u566a\u6bd4<\/a>\n\u8bca\u65ad\u63a2\u5934\uff081-10MHz\uff09<\/a>\n\u8d85\u58f0\u6362\u80fd\u5668<\/a>\n\u8d85\u58f0\u6d4b\u91cf<\/a>\n\u8d85\u58f0\u6d4b\u91cf\u6c34\u69fd<\/a>\n\u9488\u5f0f\u6c34\u542c\u5668<\/a>\n\u9ad8\u5f3a\u5ea6\u805a\u7126\u8d85\u58f0\uff08HIFU\uff09\u7cfb\u7edf<\/a><\/div>","protected":false},"excerpt":{"rendered":"

\u5f53\u58f0\u573a\u9891\u7387\u4f4e\u5230\u51e0\u5341\u5343\u8d6b\u5179\uff0c\u4fe1\u53f7\u5f31\u5230\u51e0\u5341\u5e15\u65af\u5361\uff0c\u5c0f\u5b54\u5f84\u6c34\u542c\u5668\u7ed9\u51fa\u7684\uff0c\u5f80\u5f80\u53ea\u662f\u4e00\u6761\u201c\u770b\u8d77\u6765\u5f88\u5b89\u9759\u201d\u7684\u566a\u58f0\u57fa\u7ebf \u5728 underwater acoustics \u7684\u6d4b\u8bd5\u6c34\u69fd\u91cc\uff0c\u4e00\u53f0\u4f4e\u9891\u6362\u80fd\u5668 <\/p>\n","protected":false},"author":43,"featured_media":423,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_vp_format_video_url":"","_vp_image_focal_point":[]},"categories":[238,4],"tags":[118,126,147,157,185,239,8,7,105,117,28,125,146,12,26,32,29,25,167,81,21,67,24,98,160,65,11,14,162,19,18,72,80,45,168,30,123,159,111,15,31,43,133],"_links":{"self":[{"href":"https:\/\/www.bihec.com\/precisionacousticsproducts\/wp-json\/wp\/v2\/posts\/422"}],"collection":[{"href":"https:\/\/www.bihec.com\/precisionacousticsproducts\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.bihec.com\/precisionacousticsproducts\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.bihec.com\/precisionacousticsproducts\/wp-json\/wp\/v2\/users\/43"}],"replies":[{"embeddable":true,"href":"https:\/\/www.bihec.com\/precisionacousticsproducts\/wp-json\/wp\/v2\/comments?post=422"}],"version-history":[{"count":1,"href":"https:\/\/www.bihec.com\/precisionacousticsproducts\/wp-json\/wp\/v2\/posts\/422\/revisions"}],"predecessor-version":[{"id":424,"href":"https:\/\/www.bihec.com\/precisionacousticsproducts\/wp-json\/wp\/v2\/posts\/422\/revisions\/424"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.bihec.com\/precisionacousticsproducts\/wp-json\/wp\/v2\/media\/423"}],"wp:attachment":[{"href":"https:\/\/www.bihec.com\/precisionacousticsproducts\/wp-json\/wp\/v2\/media?parent=422"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.bihec.com\/precisionacousticsproducts\/wp-json\/wp\/v2\/categories?post=422"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.bihec.com\/precisionacousticsproducts\/wp-json\/wp\/v2\/tags?post=422"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}