{"id":588,"date":"2026-03-17T14:09:02","date_gmt":"2026-03-17T06:09:02","guid":{"rendered":"https:\/\/www.bihec.com\/acoustics\/?p=588"},"modified":"2026-03-17T14:09:02","modified_gmt":"2026-03-17T06:09:02","slug":"%e8%bf%9b%e5%8f%a3%e4%bb%a3%e7%90%86precision-acoustics-pa-nh1000%e6%b0%b4%e5%90%ac%e5%99%a81-0-%e6%af%ab%e7%b1%b3%e9%92%88%e5%bc%8f%e6%b0%b4%e5%90%ac%e5%99%a8nh1000","status":"publish","type":"post","link":"https:\/\/www.bihec.com\/acoustics\/%e8%bf%9b%e5%8f%a3%e4%bb%a3%e7%90%86precision-acoustics-pa-nh1000%e6%b0%b4%e5%90%ac%e5%99%a81-0-%e6%af%ab%e7%b1%b3%e9%92%88%e5%bc%8f%e6%b0%b4%e5%90%ac%e5%99%a8nh1000\/","title":{"rendered":"\u8fdb\u53e3\u4ee3\u7406Precision Acoustics PA NH1000\u6c34\u542c\u5668,1.0 \u6beb\u7c73\u9488\u5f0f\u6c34\u542c\u5668NH1000"},"content":{"rendered":"<p>1.0 \u6beb\u7c73<a href=\"https:\/\/www.bihec.com\/acoustics\/tag\/%e9%92%88%e5%bc%8f%e6%b0%b4%e5%90%ac%e5%99%a8\/\" title=\"View all posts in \u9488\u5f0f\u6c34\u542c\u5668\" target=\"_blank\">\u9488\u5f0f\u6c34\u542c\u5668<\/a>\u662f <a href=\"https:\/\/www.bihec.com\/acoustics\/tag\/precision-acoustics\/\" title=\"View all posts in Precision Acoustics\" target=\"_blank\">Precision Acoustics<\/a> Ltd. \u751f\u4ea7\u7684\u4e00\u7cfb\u5217\u9488\u5f0f<a href=\"https:\/\/www.bihec.com\/acoustics\/tag\/%e6%b0%b4%e5%90%ac%e5%99%a8\/\" title=\"View all posts in \u6c34\u542c\u5668\" target=\"_blank\">\u6c34\u542c\u5668<\/a>\u4e2d\u7684\u4e00\u79cd\u3002\u5b83\u8bbe\u8ba1\u7528\u4e8e\u4e0e\u53ef\u6d78\u5165\u5f0f<a href=\"https:\/\/www.bihec.com\/acoustics\/tag\/%e5%89%8d%e7%bd%ae%e6%94%be%e5%a4%a7%e5%99%a8\/\" title=\"View all posts in \u524d\u7f6e\u653e\u5927\u5668\" target=\"_blank\">\u524d\u7f6e\u653e\u5927\u5668<\/a>\u548c\u5e26\u7535\u6e90\u7684<a href=\"https:\/\/www.bihec.com\/acoustics\/tag\/%e7%9b%b4%e6%b5%81%e8%80%a6%e5%90%88%e5%99%a8\/\" title=\"View all posts in \u76f4\u6d41\u8026\u5408\u5668\" target=\"_blank\">\u76f4\u6d41\u8026\u5408\u5668<\/a>\u914d\u5408\u4f7f\u7528\uff0c\u4ece\u800c\u7ec4\u6210\u4e00\u4e2a\u5b8c\u6574\u7684\u6c34\u542c\u5668\u7cfb\u7edf\u3002\u51e1\u662f\u5728\u672c\u6570\u636e\u8868\u4e2d\u63d0\u53ca\u7684\u53c2\u6570\uff0c\u5747\u6307\u5305\u542b 1.0 \u6beb\u7c73\u9488\u5f0f\u6c34\u542c\u5668\u3001\u524d\u7f6e<a href=\"https:\/\/www.bihec.com\/acoustics\/tag\/%e6%94%be%e5%a4%a7%e5%99%a8\/\" title=\"View all posts in \u653e\u5927\u5668\" target=\"_blank\">\u653e\u5927\u5668<\/a>\u548c\u76f4\u6d41\u8026\u5408\u5668 \u7684\u6c34\u542c\u5668\u7cfb\u7edf\u7684\u6574\u4f53\u6027\u80fd\u3002<\/p>\n<p>\u6c34\u542c\u5668\u7684\u6709\u6548\u5143\u4ef6\u5c3a\u5bf8\u4f1a\u5f71\u54cd\u5176\u591a\u79cd\u7279\u6027\uff0c\u5305\u62ec\u7075\u654f\u5ea6\u3001\u9891\u7387\u54cd\u5e94\u3001\u65b9\u5411\u6027\u54cd\u5e94\u3001\u52a8\u6001\u8303\u56f4\u4ee5\u53ca\u7b49\u6548\u566a\u58f0\u538b\u529b\u3002\u672c\u6280\u672f\u6570\u636e\u8868\u4f9d\u636e IEC 62127 \u2013 \u7b2c 3 \u90e8\u5206 [3] \u7684\u6807\u51c6\u7f16\u5236\uff0c\u8be6\u7ec6\u63d0\u4f9b\u4e86 1.0 \u6beb\u7c73\u9488\u5f0f\u6c34\u542c\u5668\u7cfb\u7edf \u7684\u6280\u672f\u89c4\u683c\u3002<\/p>\n<p>1.0 \u6beb\u7c73\u9488\u5f0f\u6c34\u542c\u5668\u662f\u4e00\u79cd\u9ad8\u7075\u654f\u5ea6\u5668\u4ef6\uff0c\u9488\u5bf9 0.5 MHz \u81f3 10 MHz \u9891\u7387\u8303\u56f4\u5185\u7684\u5e94\u7528\u8fdb\u884c\u4e86\u4f18\u5316\u3002<\/p>\n<p>&nbsp;<\/p>\n<p id=\"PRTKyTM\"><img decoding=\"async\" loading=\"lazy\" width=\"897\" height=\"740\" class=\"alignnone size-full wp-image-589 \" src=\"https:\/\/www.bihec.com\/acoustics\/wp-content\/uploads\/sites\/503\/2026\/03\/img_69b8ed7b6c1e1.png\" alt=\"\" srcset=\"https:\/\/www.bihec.com\/acoustics\/wp-content\/uploads\/sites\/503\/2026\/03\/img_69b8ed7b6c1e1.png 897w, https:\/\/www.bihec.com\/acoustics\/wp-content\/uploads\/sites\/503\/2026\/03\/img_69b8ed7b6c1e1-300x247.png 300w, https:\/\/www.bihec.com\/acoustics\/wp-content\/uploads\/sites\/503\/2026\/03\/img_69b8ed7b6c1e1-768x634.png 768w, https:\/\/www.bihec.com\/acoustics\/wp-content\/uploads\/sites\/503\/2026\/03\/img_69b8ed7b6c1e1-500x412.png 500w, https:\/\/www.bihec.com\/acoustics\/wp-content\/uploads\/sites\/503\/2026\/03\/img_69b8ed7b6c1e1-800x660.png 800w\" sizes=\"(max-width: 897px) 100vw, 897px\" \/><\/p>\n<p><strong>\u4ea7\u54c1\u63cf\u8ff0<\/strong><\/p>\n<p>1.0 \u6beb\u7c73\u9488\u5f0f\u6c34\u542c\u5668\u662f\u4e00\u79cd\u9ad8\u7075\u654f\u5ea6\u63a5\u6536\u5668\uff0c\u9488\u5bf9 500 kHz \u5230 10 MHz \u8303\u56f4\u5185\u7684\u6d4b\u91cf\u8fdb\u884c\u4e86\u4f18\u5316\uff0c\u53ef\u7528\u9891\u7387\u8303\u56f4\u4e3a 100 kHz \u5230 20 MHz\u3002\u5176\u8f83\u5927\u7684\u6709\u6548\u63a2\u6d4b\u9762\u79ef\u4f7f\u5f97\u53ef\u6d4b\u91cf\u7ea6 600 Pa \u7684\u4fe1\u53f7\u6210\u4e3a\u53ef\u80fd\u3002\u7136\u800c\uff0c\u8f83\u5927\u7684\u4f20\u611f\u5668\u9762\u79ef\u4f1a\u5bfc\u81f4\u65b9\u5411\u6027\u54cd\u5e94\u66f4\u660e\u663e\uff0c\u5c24\u5176\u662f\u5728\u9ad8\u9891\u65f6\u3002<\/p>\n<p id=\"hxCMACJ\"><img decoding=\"async\" loading=\"lazy\" width=\"1597\" height=\"955\" class=\"alignnone size-full wp-image-590 \" src=\"https:\/\/www.bihec.com\/acoustics\/wp-content\/uploads\/sites\/503\/2026\/03\/img_69b8ee1a86ff1.png\" alt=\"\" srcset=\"https:\/\/www.bihec.com\/acoustics\/wp-content\/uploads\/sites\/503\/2026\/03\/img_69b8ee1a86ff1.png 1597w, https:\/\/www.bihec.com\/acoustics\/wp-content\/uploads\/sites\/503\/2026\/03\/img_69b8ee1a86ff1-300x179.png 300w, https:\/\/www.bihec.com\/acoustics\/wp-content\/uploads\/sites\/503\/2026\/03\/img_69b8ee1a86ff1-1024x612.png 1024w, https:\/\/www.bihec.com\/acoustics\/wp-content\/uploads\/sites\/503\/2026\/03\/img_69b8ee1a86ff1-768x459.png 768w, https:\/\/www.bihec.com\/acoustics\/wp-content\/uploads\/sites\/503\/2026\/03\/img_69b8ee1a86ff1-1536x919.png 1536w, https:\/\/www.bihec.com\/acoustics\/wp-content\/uploads\/sites\/503\/2026\/03\/img_69b8ee1a86ff1-500x299.png 500w, https:\/\/www.bihec.com\/acoustics\/wp-content\/uploads\/sites\/503\/2026\/03\/img_69b8ee1a86ff1-800x478.png 800w, https:\/\/www.bihec.com\/acoustics\/wp-content\/uploads\/sites\/503\/2026\/03\/img_69b8ee1a86ff1-1280x765.png 1280w\" sizes=\"(max-width: 1597px) 100vw, 1597px\" \/><\/p>\n<p><strong>\u5c3a\u5bf8<\/strong><\/p>\n<p id=\"KWBqpQz\"><img decoding=\"async\" loading=\"lazy\" width=\"1726\" height=\"524\" class=\"alignnone size-full wp-image-591 \" src=\"https:\/\/www.bihec.com\/acoustics\/wp-content\/uploads\/sites\/503\/2026\/03\/img_69b8ee2a87f00.png\" alt=\"\" srcset=\"https:\/\/www.bihec.com\/acoustics\/wp-content\/uploads\/sites\/503\/2026\/03\/img_69b8ee2a87f00.png 1726w, https:\/\/www.bihec.com\/acoustics\/wp-content\/uploads\/sites\/503\/2026\/03\/img_69b8ee2a87f00-300x91.png 300w, https:\/\/www.bihec.com\/acoustics\/wp-content\/uploads\/sites\/503\/2026\/03\/img_69b8ee2a87f00-1024x311.png 1024w, https:\/\/www.bihec.com\/acoustics\/wp-content\/uploads\/sites\/503\/2026\/03\/img_69b8ee2a87f00-768x233.png 768w, https:\/\/www.bihec.com\/acoustics\/wp-content\/uploads\/sites\/503\/2026\/03\/img_69b8ee2a87f00-1536x466.png 1536w, https:\/\/www.bihec.com\/acoustics\/wp-content\/uploads\/sites\/503\/2026\/03\/img_69b8ee2a87f00-500x152.png 500w, https:\/\/www.bihec.com\/acoustics\/wp-content\/uploads\/sites\/503\/2026\/03\/img_69b8ee2a87f00-800x243.png 800w, https:\/\/www.bihec.com\/acoustics\/wp-content\/uploads\/sites\/503\/2026\/03\/img_69b8ee2a87f00-1280x389.png 1280w\" sizes=\"(max-width: 1726px) 100vw, 1726px\" \/><\/p>\n<p><strong>\u7075\u654f\u5ea6\u4e0e\u9891\u7387\u54cd\u5e94<\/strong><br \/>\n\u6240\u6709\u63a2\u5934\u578b\u6c34\u542c\u5668\u7684\u9891\u7387\u54cd\u5e94\u90fd\u968f\u9891\u7387\u53d8\u5316\u3002\u5176\u7406\u8bba\u57fa\u7840\u5df2\u6709\u5145\u5206\u7814\u7a76\uff0c\u5e76\u5728\u5176\u4ed6\u6587\u732e\u4e2d\u6709\u6240\u63cf<br \/>\n\u8ff0 [1]\u3002\u56fe 2 \u548c\u56fe 3 \u663e\u793a\u4e86\u9488\u5f0f\u6c34\u542c\u5668\u5728\u4e0e\u5176\u76f8\u5e94\u524d\u7f6e\u653e\u5927\u5668\u914d\u5408\u4f7f\u7528\u65f6\uff0c\u7aef\u53e3\u8d1f\u8f7d\u4e3a 50 \u03a9 \u4e0b\u7684<br \/>\n\u5178\u578b\u7aef\u7f06\u7075\u654f\u5ea6\u3002\u8fd9\u4e9b\u56fe\u4e2d\u663e\u793a\u7684\u6570\u636e\u96c6\u5747\u7531\u4f26\u6566\u56fd\u5bb6\u7269\u7406\u5b9e\u9a8c\u5ba4\uff08NPL\uff09\u91c7\u96c6\u3002<\/p>\n<p id=\"eQWTKyp\"><img decoding=\"async\" loading=\"lazy\" width=\"1784\" height=\"991\" class=\"alignnone size-full wp-image-592 \" src=\"https:\/\/www.bihec.com\/acoustics\/wp-content\/uploads\/sites\/503\/2026\/03\/img_69b8ee49cb819.png\" alt=\"\" srcset=\"https:\/\/www.bihec.com\/acoustics\/wp-content\/uploads\/sites\/503\/2026\/03\/img_69b8ee49cb819.png 1784w, https:\/\/www.bihec.com\/acoustics\/wp-content\/uploads\/sites\/503\/2026\/03\/img_69b8ee49cb819-300x167.png 300w, https:\/\/www.bihec.com\/acoustics\/wp-content\/uploads\/sites\/503\/2026\/03\/img_69b8ee49cb819-1024x569.png 1024w, https:\/\/www.bihec.com\/acoustics\/wp-content\/uploads\/sites\/503\/2026\/03\/img_69b8ee49cb819-768x427.png 768w, https:\/\/www.bihec.com\/acoustics\/wp-content\/uploads\/sites\/503\/2026\/03\/img_69b8ee49cb819-1536x853.png 1536w, https:\/\/www.bihec.com\/acoustics\/wp-content\/uploads\/sites\/503\/2026\/03\/img_69b8ee49cb819-500x278.png 500w, https:\/\/www.bihec.com\/acoustics\/wp-content\/uploads\/sites\/503\/2026\/03\/img_69b8ee49cb819-800x444.png 800w, https:\/\/www.bihec.com\/acoustics\/wp-content\/uploads\/sites\/503\/2026\/03\/img_69b8ee49cb819-1280x711.png 1280w\" sizes=\"(max-width: 1784px) 100vw, 1784px\" \/><\/p>\n<p id=\"LKATJTy\"><img decoding=\"async\" loading=\"lazy\" width=\"1740\" height=\"1042\" class=\"alignnone size-full wp-image-593 \" src=\"https:\/\/www.bihec.com\/acoustics\/wp-content\/uploads\/sites\/503\/2026\/03\/img_69b8ee5ca760b.png\" alt=\"\" srcset=\"https:\/\/www.bihec.com\/acoustics\/wp-content\/uploads\/sites\/503\/2026\/03\/img_69b8ee5ca760b.png 1740w, https:\/\/www.bihec.com\/acoustics\/wp-content\/uploads\/sites\/503\/2026\/03\/img_69b8ee5ca760b-300x180.png 300w, https:\/\/www.bihec.com\/acoustics\/wp-content\/uploads\/sites\/503\/2026\/03\/img_69b8ee5ca760b-1024x613.png 1024w, https:\/\/www.bihec.com\/acoustics\/wp-content\/uploads\/sites\/503\/2026\/03\/img_69b8ee5ca760b-768x460.png 768w, https:\/\/www.bihec.com\/acoustics\/wp-content\/uploads\/sites\/503\/2026\/03\/img_69b8ee5ca760b-1536x920.png 1536w, https:\/\/www.bihec.com\/acoustics\/wp-content\/uploads\/sites\/503\/2026\/03\/img_69b8ee5ca760b-500x299.png 500w, https:\/\/www.bihec.com\/acoustics\/wp-content\/uploads\/sites\/503\/2026\/03\/img_69b8ee5ca760b-800x479.png 800w, https:\/\/www.bihec.com\/acoustics\/wp-content\/uploads\/sites\/503\/2026\/03\/img_69b8ee5ca760b-1280x767.png 1280w\" sizes=\"(max-width: 1740px) 100vw, 1740px\" \/><\/p>\n<p>\u7528\u4e8e\u8fdb\u884c\u58f0\u538b\u7edd\u5bf9\u6d4b\u91cf\u7684\u9488\u5f0f\u6c34\u542c\u5668\u5e94\u81f3\u5c11\u6bcf 12 \u4e2a\u6708\u6821\u51c6\u4e00\u6b21\u3002\u6b64\u5916\uff0c\u5e94\u6bcf\u6708\u4f7f\u7528\u53c2\u8003\u58f0\u6e90\u5bf9\u6c34\u542c\u5668\u8fdb\u884c\u68c0\u67e5\uff0c\u4ee5\u4fbf\u6bd4\u5e74\u5ea6\u6821\u51c6\u5468\u671f\u66f4\u65e9\u5730\u53d1\u73b0\u7075\u654f\u5ea6\u7684\u53d8\u5316\u3002<\/p>\n<p>\u9891\u7387\u54cd\u5e94\u6d4b\u91cf\u7684\u4e0d\u786e\u5b9a\u5ea6\u662f\u6309\u7167\u6587\u732e [2] \u4e2d\u5efa\u7acb\u7684\u65b9\u6cd5\u786e\u5b9a\u7684\u3002\u4e3b\u8981\u7684\u4e0d\u786e\u5b9a\u5ea6\u6765\u6e90\u4e4b\u4e00\u662f\u7528\u4e8e\u6821\u51c6\u7684\u53c2\u8003\u6c34\u542c\u5668\u7684\u6821\u51c6\u4e0d\u786e\u5b9a\u5ea6\uff0c\u800c\u8be5\u53c2\u8003\u6c34\u542c\u5668\u672c\u8eab\u53ef\u8ffd\u6eaf\u81f3\u56fd\u5bb6\u57fa\u51c6\u6807\u51c6\u3002<\/p>\n<p><strong>\u65b9\u5411\u6027\u54cd\u5e94<\/strong><\/p>\n<p>\u6c34\u542c\u5668\u7684\u65b9\u5411\u6027\u54cd\u5e94\u662f\u4f7f\u7528\u4e0e\u9891\u7387\u54cd\u5e94\u6d4b\u5b9a\u76f8\u540c\u7684\u975e\u7ebf\u6027\u58f0\u573a\u5efa\u7acb\u7684\u3002\u6c34\u542c\u5668\u88ab\u5b89\u88c5\u5728\u4e00\u4e2a\u56fa\u5b9a\u88c5\u7f6e\u4e2d\uff0c\u8be5\u88c5\u7f6e\u5141\u8bb8\u7cbe\u786e\u8c03\u6574\u6709\u6548\u5143\u4ef6\u7684\u4f4d\u7f6e\u3002\u968f\u540e\u8c03\u6574\u6c34\u542c\u5668\u7684\u9488\u5c16\uff0c\u4f7f\u5176\u5728\u58f0\u573a\u4e2d\u65cb\u8f6c\u65f6\u8bb0\u5f55\u7684\u6ce2\u5f62\u65f6\u95f4\u504f\u79fb\u5c0f\u4e8e 100 ns\u3002\u8fd9\u79cd\u5bf9\u51c6\u786e\u4fdd\u6c34\u542c\u5668\u5728\u65cb\u8f6c\u8fc7\u7a0b\u4e2d\u4e0d\u53d1\u751f\u4f4d\u79fb\uff0c\u56e0\u6b64\u63a5\u6536\u5230\u7684\u4fe1\u53f7\u53d8\u5316\u4ec5\u7531\u6c34\u542c\u5668\u7684\u65b9\u5411\u6027\u54cd\u5e94\u5f15\u8d77\u3002\u901a\u8fc7\u8bb0\u5f55\u6c34\u542c\u5668\u968f\u89d2\u5ea6\u53d8\u5316\u751f\u6210\u7684\u6ce2\u5f62\uff0c\u5373\u53ef\u786e\u5b9a\u4e0d\u540c\u9891\u7387\u4e0b\u7684\u65b9\u5411\u6027\u54cd\u5e94\u3002\u56fe 5 \u663e\u793a\u4e86 1.0 \u6beb\u7c73\u9488\u5f0f\u6c34\u542c\u5668 \u5728 1 MHz\u30012 MHz\u30013 MHz\u30014 MHz\u30015 MHz\u300110 MHz\u300115 MHz \u548c 20 MHz \u4e0b\u7684\u65b9\u5411\u6027\u54cd\u5e94\u66f2\u7ebf\u3002<\/p>\n<p id=\"uELZVCA\"><img decoding=\"async\" loading=\"lazy\" width=\"1854\" height=\"911\" class=\"alignnone size-full wp-image-594 \" src=\"https:\/\/www.bihec.com\/acoustics\/wp-content\/uploads\/sites\/503\/2026\/03\/img_69b8ee89dac94.png\" alt=\"\" srcset=\"https:\/\/www.bihec.com\/acoustics\/wp-content\/uploads\/sites\/503\/2026\/03\/img_69b8ee89dac94.png 1854w, https:\/\/www.bihec.com\/acoustics\/wp-content\/uploads\/sites\/503\/2026\/03\/img_69b8ee89dac94-300x147.png 300w, https:\/\/www.bihec.com\/acoustics\/wp-content\/uploads\/sites\/503\/2026\/03\/img_69b8ee89dac94-1024x503.png 1024w, https:\/\/www.bihec.com\/acoustics\/wp-content\/uploads\/sites\/503\/2026\/03\/img_69b8ee89dac94-768x377.png 768w, https:\/\/www.bihec.com\/acoustics\/wp-content\/uploads\/sites\/503\/2026\/03\/img_69b8ee89dac94-1536x755.png 1536w, https:\/\/www.bihec.com\/acoustics\/wp-content\/uploads\/sites\/503\/2026\/03\/img_69b8ee89dac94-500x246.png 500w, https:\/\/www.bihec.com\/acoustics\/wp-content\/uploads\/sites\/503\/2026\/03\/img_69b8ee89dac94-800x393.png 800w, https:\/\/www.bihec.com\/acoustics\/wp-content\/uploads\/sites\/503\/2026\/03\/img_69b8ee89dac94-1280x629.png 1280w\" sizes=\"(max-width: 1854px) 100vw, 1854px\" \/><\/p>\n<p id=\"zouOBej\"><img decoding=\"async\" loading=\"lazy\" width=\"1767\" height=\"1128\" class=\"alignnone size-full wp-image-595 \" src=\"https:\/\/www.bihec.com\/acoustics\/wp-content\/uploads\/sites\/503\/2026\/03\/img_69b8ee97a63e3.png\" alt=\"\" srcset=\"https:\/\/www.bihec.com\/acoustics\/wp-content\/uploads\/sites\/503\/2026\/03\/img_69b8ee97a63e3.png 1767w, https:\/\/www.bihec.com\/acoustics\/wp-content\/uploads\/sites\/503\/2026\/03\/img_69b8ee97a63e3-300x192.png 300w, https:\/\/www.bihec.com\/acoustics\/wp-content\/uploads\/sites\/503\/2026\/03\/img_69b8ee97a63e3-1024x654.png 1024w, https:\/\/www.bihec.com\/acoustics\/wp-content\/uploads\/sites\/503\/2026\/03\/img_69b8ee97a63e3-768x490.png 768w, https:\/\/www.bihec.com\/acoustics\/wp-content\/uploads\/sites\/503\/2026\/03\/img_69b8ee97a63e3-1536x981.png 1536w, https:\/\/www.bihec.com\/acoustics\/wp-content\/uploads\/sites\/503\/2026\/03\/img_69b8ee97a63e3-500x319.png 500w, https:\/\/www.bihec.com\/acoustics\/wp-content\/uploads\/sites\/503\/2026\/03\/img_69b8ee97a63e3-800x511.png 800w, https:\/\/www.bihec.com\/acoustics\/wp-content\/uploads\/sites\/503\/2026\/03\/img_69b8ee97a63e3-1280x817.png 1280w\" sizes=\"(max-width: 1767px) 100vw, 1767px\" \/><\/p>\n<p><strong>\u6709\u6548\u534a\u5f84<\/strong><br \/>\n\u6c34\u542c\u5668\u7684\u6709\u6548\u534a\u5f84\u662f\u6839\u636e\u65b9\u5411\u6027\u54cd\u5e94\u66f2\u7ebf\u4e0a \u20133 dB \u548c \u20136 dB \u70b9\u6240\u5bf9\u5e94\u7684\u89d2\u5ea6\uff0c\u6309\u7167\u6587\u732e [3] \u4e2d\u63cf<br \/>\n\u8ff0\u7684\u65b9\u6cd5\u8ba1\u7b97\u5f97\u51fa\u7684\uff0c\u5176\u5e73\u5747\u6709\u6548\u534a\u5f84\u5982\u56fe 6 \u6240\u793a\u3002\u7531\u4e8e\u65b9\u5411\u6027\u54cd\u5e94\u5728 2 MHz \u4ee5\u4e0b \u65e0\u6cd5\u8fbe\u5230 \u20136<br \/>\ndB \u70b9\uff0c\u56e0\u6b64 IEC \u65b9\u6cd5 [3] \u65e0\u6cd5\u7528\u4e8e\u786e\u5b9a\u8be5\u9891\u7387\u4e0b\u7684\u6709\u6548\u534a\u5f84\u3002<\/p>\n<p id=\"xfbFEPy\"><img decoding=\"async\" loading=\"lazy\" width=\"1845\" height=\"961\" class=\"alignnone size-full wp-image-596 \" src=\"https:\/\/www.bihec.com\/acoustics\/wp-content\/uploads\/sites\/503\/2026\/03\/img_69b8eeac35a96.png\" alt=\"\" srcset=\"https:\/\/www.bihec.com\/acoustics\/wp-content\/uploads\/sites\/503\/2026\/03\/img_69b8eeac35a96.png 1845w, https:\/\/www.bihec.com\/acoustics\/wp-content\/uploads\/sites\/503\/2026\/03\/img_69b8eeac35a96-300x156.png 300w, https:\/\/www.bihec.com\/acoustics\/wp-content\/uploads\/sites\/503\/2026\/03\/img_69b8eeac35a96-1024x533.png 1024w, https:\/\/www.bihec.com\/acoustics\/wp-content\/uploads\/sites\/503\/2026\/03\/img_69b8eeac35a96-768x400.png 768w, https:\/\/www.bihec.com\/acoustics\/wp-content\/uploads\/sites\/503\/2026\/03\/img_69b8eeac35a96-1536x800.png 1536w, https:\/\/www.bihec.com\/acoustics\/wp-content\/uploads\/sites\/503\/2026\/03\/img_69b8eeac35a96-500x260.png 500w, https:\/\/www.bihec.com\/acoustics\/wp-content\/uploads\/sites\/503\/2026\/03\/img_69b8eeac35a96-800x417.png 800w, https:\/\/www.bihec.com\/acoustics\/wp-content\/uploads\/sites\/503\/2026\/03\/img_69b8eeac35a96-1280x667.png 1280w\" sizes=\"(max-width: 1845px) 100vw, 1845px\" \/><\/p>\n<p><strong>\u52a8\u6001\u8303\u56f4\u3001\u7ebf\u6027\u5ea6\u4e0e\u7535\u78c1\u5e72\u6270<\/strong><\/p>\n<p>\u52a8\u6001\u4e0b\u9650\u6c34\u542c\u5668\u7ec4\u4ef6\u7684\u566a\u58f0\u5e95\u9650\u5236\u4e86\u5bf9\u5fae\u5f31\u58f0\u4fe1\u53f7\u7684\u6d4b\u91cf\u3002\u524d\u7f6e\u653e\u5927\u5668\u7684\u566a\u58f0\u6c34\u5e73\u5728 100 MHz \u5e26\u5bbd\u4e0b\u7ea6\u4e3a 60 \u03bcV rms\u3002\u5982\u679c\u5047\u8bbe\u6c34\u542c\u5668\u7684\u7075\u654f\u5ea6\u4e3a 850 mV\/MPa\uff0c\u5219\u4e0a\u8ff0\u566a\u58f0\u6c34\u5e73\u5bf9\u5e94 1.0 \u6beb\u7c73\u9488\u5f0f\u6c34\u542c\u5668\u7684\u7b49\u6548\u566a\u58f0\u538b\u529b \u4e3a<\/p>\n<p id=\"jAPhLwQ\"><img decoding=\"async\" loading=\"lazy\" width=\"485\" height=\"157\" class=\"alignnone size-full wp-image-597 \" src=\"https:\/\/www.bihec.com\/acoustics\/wp-content\/uploads\/sites\/503\/2026\/03\/img_69b8eec9b73a4.png\" alt=\"\" srcset=\"https:\/\/www.bihec.com\/acoustics\/wp-content\/uploads\/sites\/503\/2026\/03\/img_69b8eec9b73a4.png 485w, https:\/\/www.bihec.com\/acoustics\/wp-content\/uploads\/sites\/503\/2026\/03\/img_69b8eec9b73a4-300x97.png 300w\" sizes=\"(max-width: 485px) 100vw, 485px\" \/><\/p>\n<p>\u7528\u4e8e\u8bb0\u5f55\u6c34\u542c\u5668\u4ea7\u751f\u7684\u6ce2\u5f62\u7684\u6570\u636e\u91c7\u96c6\u7cfb\u7edf\u4e5f\u53ef\u80fd\u9650\u5236\u53ef\u8bb0\u5f55\u7684\u6700\u5c0f\u4fe1\u53f7\u3002\u4f8b\u5982\uff0c\u5982\u679c\u793a\u6ce2\u5668\u7684\u6700\u5927\u5206\u8fa8\u7387\u4e3a 0.5 mV\uff0c\u5219\u5b83\u53ea\u80fd\u663e\u793a\u5e45\u503c\u5927\u4e8e\u6216\u7b49\u4e8e 0.5 mV \u7684\u4fe1\u53f7\u3002<\/p>\n<p id=\"DHXrXFj\"><img decoding=\"async\" loading=\"lazy\" width=\"500\" height=\"175\" class=\"alignnone size-full wp-image-598 \" src=\"https:\/\/www.bihec.com\/acoustics\/wp-content\/uploads\/sites\/503\/2026\/03\/img_69b8eeda5993e.png\" alt=\"\" srcset=\"https:\/\/www.bihec.com\/acoustics\/wp-content\/uploads\/sites\/503\/2026\/03\/img_69b8eeda5993e.png 500w, https:\/\/www.bihec.com\/acoustics\/wp-content\/uploads\/sites\/503\/2026\/03\/img_69b8eeda5993e-300x105.png 300w\" sizes=\"(max-width: 500px) 100vw, 500px\" \/><\/p>\n<p><strong>\u52a8\u6001\u4e0a\u9650<\/strong><\/p>\n<p>\u5173\u4e8e\u6c34\u542c\u5668\u53d1\u751f\u673a\u68b0\u635f\u574f\u7684\u538b\u529b\u9608\u503c\uff1a\u8be5\u6c34\u542c\u5668\u8bbe\u8ba1\u7528\u4e8e \u6700\u9ad8 10 MPa \u7684\u58f0\u573a\u4e2d\u3002\u5c3d\u7ba1\u6b64\u7c7b\u578b\u6c34\u542c\u5668\u66fe\u7528\u4e8e \u8d85\u8fc7 20 MPa \u7684\u8d85\u58f0\u58f0\u573a\uff0c\u4f46\u5b58\u5728\u8f83\u9ad8\u7684\u635f\u574f\u98ce\u9669\u3002\u5982\u679c\u6c34\u542c\u5668\u9700\u5728\u58f0\u538b\u6c34\u5e73\u8d85\u8fc7 10 MPa \u7684\u58f0\u573a\u4e2d\u4f7f\u7528\uff0c\u5e94\u54a8\u8be2\u4f9b\u5e94\u5546\u7684\u5efa\u8bae\u3002<\/p>\n<p>\u5173\u4e8e\u653e\u5927\u5668\u53d1\u751f\u9971\u548c\u7684\u538b\u529b\uff1a\u4e0e\u8be5\u6c34\u542c\u5668\u914d\u5408\u4f7f\u7528\u7684\u524d\u7f6e\u653e\u5927\u5668\u5728\u8f93\u51fa\u7535\u538b\u8d85\u8fc7 700 mV \u5cf0-\u5cf0\u503c \u65f6\uff0c\u53ef\u80fd\u5f00\u59cb\u51fa\u73b0\u975e\u7ebf\u6027\u3002\u8003\u8651\u5230\u5178\u578b\u7684 1.0 \u6beb\u7c73\u9488\u5f0f\u6c34\u542c\u5668\u7075\u654f\u5ea6\uff0c\u8fd9\u5bf9\u5e94\u7684\u58f0\u538b\u4e3a<\/p>\n<p id=\"focaHtS\"><img decoding=\"async\" loading=\"lazy\" width=\"535\" height=\"164\" class=\"alignnone size-full wp-image-599 \" src=\"https:\/\/www.bihec.com\/acoustics\/wp-content\/uploads\/sites\/503\/2026\/03\/img_69b8eef956c0c.png\" alt=\"\" srcset=\"https:\/\/www.bihec.com\/acoustics\/wp-content\/uploads\/sites\/503\/2026\/03\/img_69b8eef956c0c.png 535w, https:\/\/www.bihec.com\/acoustics\/wp-content\/uploads\/sites\/503\/2026\/03\/img_69b8eef956c0c-300x92.png 300w, https:\/\/www.bihec.com\/acoustics\/wp-content\/uploads\/sites\/503\/2026\/03\/img_69b8eef956c0c-500x153.png 500w\" sizes=\"(max-width: 535px) 100vw, 535px\" \/><\/p>\n<p>\u5982\u679c\u5c06\u9047\u5230\u8d85\u8fc7\u6b64\u503c\u7684\u58f0\u538b\u573a\uff0c\u5e94\u8054\u7cfb\u6c34\u542c\u5668\u4f9b\u5e94\u5546\uff0c\u8003\u8651\u4f7f\u7528\u5728\u7ebf\u8870\u51cf\u65b9\u6848\u3002<\/p>\n<p>\u7535\u8f93\u51fa\u7279\u6027<\/p>\n<p>\u6b64\u5904\u6ca1\u6709\u53ef\u4ee3\u8868\u7684\u6570\u636e\uff0c\u56e0\u4e3a\u5c1a\u672a\u5bf9\u672c\u6587\u6240\u8ff0\u7684\u6c34\u542c\u5668\u8fdb\u884c\u6d4b\u5b9a\u3002<\/p>\n<p><strong>\u73af\u5883\u56e0\u7d20<\/strong><\/p>\n<p><strong>\u6e29\u5ea6\u53d8\u5316<\/strong><\/p>\n<p>\u8be5\u9488\u5f0f\u6c34\u542c\u5668\u53ef\u5728 5 \u00b0C \u81f3 50 \u00b0C \u7684\u5de5\u4f5c\u6e29\u5ea6\u8303\u56f4\u5185\u8fdb\u884c\u6d4b\u91cf\uff0c\u4e5f\u53ef\u5728 5 \u00b0C \u81f3 50 \u00b0C \u8303\u56f4\u5185\u5b58\u653e\u3002\u82e5\u66b4\u9732\u4e8e 60 \u00b0C \u4ee5\u4e0a \u7684\u6e29\u5ea6\uff0c\u53ef\u80fd\u4f1a\u5bf9\u6c34\u542c\u5668\u9020\u6210\u4e0d\u53ef\u9006\u7684\u635f\u574f\u3002\u8be5\u6c34\u542c\u5668\u7ec4\u4ef6\u5df2\u5728 19 \u00b0C \u81f3 25 \u00b0C \u7684\u6e29\u5ea6\u8303\u56f4\u5185\u5b8c\u6210\u6821\u51c6\u3002\u6c34\u542c\u5668\u7684\u7075\u654f\u5ea6\u4f1a\u968f\u6e29\u5ea6\u53d8\u5316\u800c\u53d8\u5316\uff0c\u9884\u8ba1\u6bcf\u5347\u9ad8 1 \u00b0C\uff0c\u7075\u654f\u5ea6\u5c06\u589e\u52a0\u7ea6 0.6%\u3002<\/p>\n<p><strong>\u6c34\u8d28<\/strong><\/p>\n<p>\u8be5\u6c34\u542c\u5668\u7ec4\u4ef6\u8bbe\u8ba1\u7528\u4e8e\u5b8c\u5168\u6d78\u5165\u6c34\u4e2d\uff0c\u53ef\u8f7b\u677e\u627f\u53d7\u7531 2 \u7c73\u6c34\u67f1 \u4ea7\u751f\u7684\u9759\u6c34\u538b\u529b\u3002\u867d\u7136\u6c34\u542c\u5668\u7ec4\u4ef6\u53ef\u4ee5\u957f\u65f6\u95f4\uff08&gt;48 \u5c0f\u65f6\uff09\u6d78\u6c34\u4f7f\u7528\uff0c\u4f46\u5728\u4e0d\u4f7f\u7528\u65f6\uff0c\u5e94\u5c06\u6c34\u542c\u5668\u53d6\u51fa\u6c34\u4e2d\u5e76\u667e\u5e72\u3002<\/p>\n<p>\u5728\u4f7f\u7528\u8be5\u6c34\u542c\u5668\u65f6\uff0c\u5bf9\u6c34\u8d28\u6ca1\u6709\u7279\u5b9a\u7684\u64cd\u4f5c\u8981\u6c42\u3002\u7136\u800c\uff0c<a href=\"https:\/\/www.bihec.com\/acoustics\/tag\/%e6%b0%b4%e5%90%ac%e5%99%a8%e6%b5%8b%e9%87%8f\/\" title=\"View all posts in \u6c34\u542c\u5668\u6d4b\u91cf\" target=\"_blank\">\u6c34\u542c\u5668\u6d4b\u91cf<\/a>\u6807\u51c6\uff08\u5982\u6587\u732e [4][5]\uff09\u53ef\u80fd\u5bf9\u6c34\u8d28\u6709\u5177\u4f53\u8981\u6c42\u3002<\/p>\n<p>\u957f\u65f6\u95f4\u6d78\u5165\u672a\u7ecf\u53bb\u79bb\u5b50\u5904\u7406\u7684\u6c34\uff08\u4f8b\u5982\u81ea\u6765\u6c34\uff09\u53ef\u80fd\u5bfc\u81f4\u6c34\u542c\u5668\u9488\u5c16\u4e0a\u6c89\u79ef\u7269\u7684\u5806\u79ef\u3002\u5728\u201c\u786c\u6c34\u201d\u5730\u533a\uff0c\u78b3\u9178\u9499\u6c89\u79ef\u5c24\u5176\u6210\u95ee\u9898\uff0c\u4f1a\u5bfc\u81f4\u6c34\u542c\u5668\u7075\u654f\u5ea6\u4e0b\u964d\u3002<\/p>\n<p><strong>\u5176\u4ed6\u6db2\u4f53\u4ecb\u8d28<\/strong><\/p>\n<p>\u867d\u7136\u8be5\u6c34\u542c\u5668\u7ec4\u4ef6\u8bbe\u8ba1\u7528\u4e8e\u6c34\u4e2d\u5de5\u4f5c\uff0c\u4f46\u5b83\u4e5f\u53ef\u7528\u4e8e\u8bb8\u591a\u5176\u4ed6\u6db2\u4f53\u4ecb\u8d28\u3002\u7136\u800c\uff0c\u9700\u8981\u6ce8\u610f\u7684\u662f\uff0c\u8be5\u6c34\u542c\u5668\u7684\u6821\u51c6\u662f\u5728\u6c34\u4e2d\u8fdb\u884c\u7684\u3002\u5176\u4ed6\u4ecb\u8d28\u4f1a\u5bf9\u6c34\u542c\u5668\u7684\u6709\u6548\u5143\u4ef6\u65bd\u52a0\u4e0d\u540c\u7684\u58f0\u963b\u6297\u8d1f\u8f7d\uff0c\u8fd9\u53ef\u80fd\u4f1a\u5f71\u54cd\u6c34\u542c\u5668\u7684\u7075\u654f\u5ea6\u3002\u67d0\u4e9b\u6db2\u4f53\u7531\u4e8e\u5176\u5316\u5b66\u8150\u8680\u6027\u5e94\u5f53\u907f\u514d\u4f7f\u7528\u3002\u9700\u8981\u907f\u514d\u7684\u6750\u6599\u793a\u4f8b\u5982\u4e0b\uff1a<br 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