{"id":581,"date":"2026-03-17T11:58:26","date_gmt":"2026-03-17T03:58:26","guid":{"rendered":"https:\/\/www.bihec.com\/acoustics\/?p=581"},"modified":"2026-03-17T11:58:26","modified_gmt":"2026-03-17T03:58:26","slug":"%e8%bf%9b%e5%8f%a3%e4%bb%a3%e7%90%86precision-acoustics-panh4000%e9%92%88%e5%bc%8f%e6%b0%b4%e5%90%ac%e5%99%a8nh4000-4-0-mm%e6%b0%b4%e5%90%ac%e5%99%a8","status":"publish","type":"post","link":"https:\/\/www.bihec.com\/acoustics\/%e8%bf%9b%e5%8f%a3%e4%bb%a3%e7%90%86precision-acoustics-panh4000%e9%92%88%e5%bc%8f%e6%b0%b4%e5%90%ac%e5%99%a8nh4000-4-0-mm%e6%b0%b4%e5%90%ac%e5%99%a8\/","title":{"rendered":"\u8fdb\u53e3\u4ee3\u7406Precision Acoustics, PA,NH4000\u9488\u5f0f\u6c34\u542c\u5668,NH4000 4.0 mm\u6c34\u542c\u5668"},"content":{"rendered":"<p data-first-child=\"\" data-pid=\"UqVsrlyG\">4.0 mm <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>\uff08<a href=\"https:\/\/www.bihec.com\/acoustics\/tag\/nh4000\/\" title=\"View all posts in NH4000\" target=\"_blank\">NH4000<\/a>\uff09<\/p>\n<p data-pid=\"-oV8HIDP\">4.0 mm \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>\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\u6c34\u542c\u5668\u4ea7\u54c1\u4e4b\u4e00\u3002\u8be5\u6c34\u542c\u5668\u8bbe\u8ba1\u7528\u4e8e\u4e0e\u53ef\u6d78\u6ca1\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>\u4ee5\u53ca\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\u5b8c\u6574\u7684\u6c34\u542c\u5668\u7cfb\u7edf\u3002\u672c\u6570\u636e\u8868\u4e2d\u6240\u63d0\u53ca\u7684\u5404\u9879\u6027\u80fd\u53c2\u6570\uff0c\u5747\u6307\u5305\u542b 4.0 mm \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>\u53ca\u76f4\u6d41\u8026\u5408\u5668\u5728\u5185\u7684\u6574\u4f53\u6c34\u542c\u5668\u7cfb\u7edf\u6027\u80fd\u3002<\/p>\n<figure data-size=\"normal\">\n<div class=\"RichText-ConditionalImagePortal\"><img decoding=\"async\" loading=\"lazy\" class=\"origin_image zh-lightbox-thumb lazy\" src=\"https:\/\/pic3.zhimg.com\/80\/v2-082767d2cc2745d28d697a23b7bb5c52_1440w.webp\" width=\"765\" height=\"507\" data-caption=\"\" data-size=\"normal\" data-rawwidth=\"765\" data-rawheight=\"507\" data-original-token=\"v2-576f03a3c57e154a2989f58a8c0598e9\" data-original=\"https:\/\/pic3.zhimg.com\/v2-082767d2cc2745d28d697a23b7bb5c52_r.jpg\" data-actualsrc=\"https:\/\/pic3.zhimg.com\/v2-082767d2cc2745d28d697a23b7bb5c52_1440w.jpg\" data-lazy-status=\"ok\" \/><\/div>\n<\/figure>\n<p data-pid=\"RBYjPKFf\">\u6c34\u542c\u5668\u654f\u611f\u5143\u4ef6\u7684\u5c3a\u5bf8\u4f1a\u5f71\u54cd\u591a\u9879\u6027\u80fd\u6307\u6807\uff0c\u5305\u62ec\u7075\u654f\u5ea6\u3001\u9891\u7387\u54cd\u5e94\u3001\u6307\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 62127-3 \u7f16\u5236\uff0c\u5bf9 4.0 mm \u9488\u5f0f\u6c34\u542c\u5668\u7cfb\u7edf\u63d0\u4f9b\u4e86\u8be6\u7ec6\u7684\u6280\u672f\u89c4\u683c\u8bf4\u660e\u3002<\/p>\n<p data-pid=\"cxftchUW\">4.0 mm \u9488\u5f0f\u6c34\u542c\u5668\u662f\u4e00\u6b3e\u9ad8\u7075\u654f\u5ea6\u5668\u4ef6\uff0c\u9488\u5bf9 1 MHz \u4ee5\u4e0b\u7684\u5e94\u7528\u8fdb\u884c\u4e86\u4f18\u5316\u8bbe\u8ba1\u3002<\/p>\n<p data-pid=\"CrEuRGHh\">\u4ea7\u54c1\u63cf\u8ff0<br \/>\n4.0 mm \u9488\u5f0f\u6c34\u542c\u5668\u5728 Precision Acoustics Ltd. \u7684\u9488\u5f0f\u6c34\u542c\u5668\u7cfb\u5217\u4e2d\u5177\u6709\u6700\u9ad8\u7684\u7075\u654f\u5ea6\uff0c\u9488\u5bf9 1 MHz \u4ee5\u4e0b\u7684\u6d4b\u91cf\u8fdb\u884c\u4e86\u4f18\u5316\u3002\u5176\u8f83\u5927\u7684\u654f\u611f\u5143\u4ef6\u9762\u79ef\u53ef\u4ee5\u6d4b\u91cf\u7ea6 10 Pa \u7684\u4fe1\u53f7\u3002\u7136\u800c\uff0c\u8f83\u5927\u7684\u4f20\u611f\u5668\u9762\u79ef\u4f1a\u5bfc\u81f4\u5728\u9ad8\u9891\u4e0b\u6307\u5411\u6027\u54cd\u5e94\u6a21\u5f0f\u66f4\u52a0\u660e\u663e\u3002<br \/>\n\u89c4\u683c\u53c2\u6570<\/p>\n<ul>\n<li style=\"list-style-type: none\">\n<ul>\n<li data-pid=\"VJsc2Yng\">\u578b\u53f7\uff1aNH4000<\/li>\n<li data-pid=\"sadBlQLP\">\u4f20\u611f\u5143\u4ef6\u5c3a\u5bf8\uff1a\n<ul>\n<li data-pid=\"18dzly6h\">\u76f4\u5f84\uff1a4.0 mm<\/li>\n<li data-pid=\"yVFEctOY\">\u539a\u5ea6\uff1a28 \u03bcm<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul>\n<li style=\"list-style-type: none\">\n<ul>\n<li data-pid=\"5Kxzxoxi\">\u6c34\u542c\u5668\u5c3a\u5bf8\uff1a\u89c1\u56fe 1<\/li>\n<li data-pid=\"_UhpXgF8\">\u6c34\u542c\u5668\u91cd\u91cf\uff1a5.7 g<\/li>\n<li data-pid=\"IzDHyimz\">\u6362\u80fd\u65b9\u5f0f\uff1a\u538b\u7535\u8f6c\u6362<\/li>\n<li data-pid=\"2bD16u2d\">\u4f20\u611f\u5668\u6750\u6599\uff1a\u805a\u504f\u4e8c\u6c1f\u4e59\u70ef (PVDF)<\/li>\n<li data-pid=\"jGFrglLt\">\u5e73\u5747\u7075\u654f\u5ea6\uff080.1 MHz \u81f3 10 MHz \u8303\u56f4\u5185\uff09\uff1a8.0 V\/MPa\uff08\u66f4\u591a\u6570\u636e\u89c1\u4e0b\u6587\uff09<\/li>\n<li data-pid=\"Tqzv7Mbm\">\u4e2a\u4f53\u4f20\u611f\u5668\u95f4\u7075\u654f\u5ea6\u53d8\u5316\uff1a\u00b13 dB<\/li>\n<li data-pid=\"y68sM259\">\u6c34\u542c\u5668\u9891\u7387\u5e26\u5bbd\uff1a0.05 MHz \u81f3 10 MHz<\/li>\n<li data-pid=\"jptsM0kV\">\u6d4b\u91cf\u4e0d\u786e\u5b9a\u5ea6\uff08\u57fa\u4e8e\u56fd\u5bb6\u8ba1\u91cf\u673a\u6784\u6821\u51c6\u7684\u5178\u578b\u503c\uff09\uff1a\n<ul>\n<li data-pid=\"XoE0UbP_\">0.05 MHz \u81f3 1 MHz\uff1a9%<\/li>\n<li data-pid=\"6glOdOkq\">1 MHz \u81f3 8 MHz\uff1a8%<\/li>\n<li data-pid=\"h206fuwA\">9 MHz \u81f3 20 MHz\uff1a11%<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul>\n<li data-pid=\"3YFkErwM\">\u6c34\u542c\u5668\u7cfb\u7edf\u8f93\u51fa\u963b\u6297\uff1a50 \u03a9<\/li>\n<li data-pid=\"uSxT7-Ff\">\u4f7f\u7528\u65f6\u65b9\u5411\uff1a\u9488\u5c16\u76f4\u63a5\u6307\u5411\u58f0\u6e90\uff08\u89c1\u56fe 4\uff09<\/li>\n<\/ul>\n<p data-pid=\"cGIKOUdb\"><b>\u5c3a\u5bf8<\/b>\uff1a<\/p>\n<figure data-size=\"normal\">\n<div class=\"RichText-ConditionalImagePortal\"><img decoding=\"async\" loading=\"lazy\" class=\"origin_image zh-lightbox-thumb lazy\" src=\"https:\/\/pic1.zhimg.com\/80\/v2-38389d3acaf0fb0b145f5875d214ccb6_1440w.webp\" width=\"1162\" height=\"270\" data-caption=\"\" data-size=\"normal\" data-rawwidth=\"1162\" data-rawheight=\"270\" data-original-token=\"v2-9451898318e5ec089484ac44eb3806c1\" data-original=\"https:\/\/pic1.zhimg.com\/v2-38389d3acaf0fb0b145f5875d214ccb6_r.jpg\" data-actualsrc=\"https:\/\/pic1.zhimg.com\/v2-38389d3acaf0fb0b145f5875d214ccb6_1440w.jpg\" data-lazy-status=\"ok\" \/><\/div>\n<\/figure>\n<p data-pid=\"Iu8goxkf\">\u7075\u654f\u5ea6\u4e0e\u9891\u7387\u54cd\u5e94<br \/>\n\u6240\u6709\u63a2\u9488\u578b\u6c34\u542c\u5668\u7684\u9891\u7387\u54cd\u5e94\u90fd\u4e0e\u9891\u7387\u6709\u5173\u3002\u5176\u7406\u8bba\u57fa\u7840\u5df2\u88ab\u5145\u5206\u7814\u7a76\uff0c\u5e76\u5728\u5176\u4ed6\u6587\u732e\u4e2d\u6709\u8be6\u7ec6\u63cf\u8ff0 [1]\u3002\u56fe 2 \u548c\u56fe 3 \u663e\u793a\u4e86\u9488\u5f0f\u6c34\u542c\u5668\u5728\u4e0e\u76f8\u5e94\u524d\u7f6e\u653e\u5927\u5668\u914d\u5408\u4f7f\u7528\u3001\u8d1f\u8f7d\u4e3a 50 \u03a9 \u65f6\u7684\u5178\u578b\u7535\u7f06\u672b\u7aef\u7075\u654f\u5ea6\u3002\u8fd9\u4e9b\u56fe\u4e2d\u663e\u793a\u7684\u6570\u636e\u96c6\u5747\u7531 National Physical Laboratory \u83b7\u5f97\u3002<\/p>\n<figure data-size=\"normal\">\n<div class=\"RichText-ConditionalImagePortal\"><img decoding=\"async\" loading=\"lazy\" class=\"origin_image zh-lightbox-thumb lazy\" src=\"https:\/\/picx.zhimg.com\/80\/v2-f21b3f8797fdc93eeea92cfe616e3f33_1440w.webp\" width=\"972\" height=\"1099\" data-caption=\"\" data-size=\"normal\" data-rawwidth=\"972\" data-rawheight=\"1099\" data-original-token=\"v2-f22dc11a9055982a3e1326bd86c4b581\" data-original=\"https:\/\/picx.zhimg.com\/v2-f21b3f8797fdc93eeea92cfe616e3f33_r.jpg\" data-actualsrc=\"https:\/\/picx.zhimg.com\/v2-f21b3f8797fdc93eeea92cfe616e3f33_1440w.jpg\" data-lazy-status=\"ok\" \/><\/div>\n<\/figure>\n<p data-pid=\"OThODnGH\">\u9488\u5f0f\u6c34\u542c\u5668\u5728\u8fdb\u884c\u58f0\u538b\u7684\u7edd\u5bf9\u6d4b\u91cf\u65f6\uff0c\u5e94\u81f3\u5c11\u6bcf 12 \u4e2a\u6708\u6821\u51c6\u4e00\u6b21\u3002\u4e3a\u4e86\u5728\u5e74\u5ea6\u6821\u51c6\u5468\u671f\u4e4b\u524d\u5c3d\u65e9\u53d1\u73b0\u7075\u654f\u5ea6\u53d8\u5316\uff0c\u5e94\u6bcf\u6708\u4f7f\u7528\u53c2\u8003\u58f0\u6e90\u5bf9\u6c34\u542c\u5668\u8fdb\u884c\u68c0\u67e5\u3002<\/p>\n<p data-pid=\"1mO_2lf7\">\u9891\u7387\u54cd\u5e94\u6d4b\u91cf\u7684\u4e0d\u786e\u5b9a\u5ea6\u662f\u4f9d\u636e\u6587\u732e [2] \u4e2d\u5efa\u7acb\u7684\u65b9\u6cd5\u786e\u5b9a\u7684\u3002\u5176\u4e2d\u4e00\u4e2a\u4e3b\u8981\u7684\u4e0d\u786e\u5b9a\u5ea6\u6765\u6e90\u662f\u7528\u4e8e\u6821\u51c6\u7684\u53c2\u8003\u6c34\u542c\u5668\u7684\u6821\u51c6\u672c\u8eab\uff0c\u5176\u6821\u51c6\u53ef\u8ffd\u6eaf\u81f3\u56fd\u5bb6\u4e00\u7ea7\u6807\u51c6\u3002<\/p>\n<p data-pid=\"4H817WBQ\">\u6307\u5411\u6027\u54cd\u5e94<\/p>\n<p data-pid=\"TRBL5nA8\">\u6c34\u542c\u5668\u7684\u6307\u5411\u6027\u54cd\u5e94\u662f\u4f7f\u7528\u4e0e\u9891\u7387\u54cd\u5e94\u6d4b\u5b9a\u76f8\u540c\u7684\u975e\u7ebf\u6027\u58f0\u573a\u786e\u5b9a\u7684\u3002\u6c34\u542c\u5668\u88ab\u5b89\u88c5\u5728\u4e00\u4e2a\u53ef\u4ee5\u7cbe\u786e\u8c03\u8282\u654f\u611f\u5143\u4ef6\u4f4d\u7f6e\u7684\u56fa\u5b9a\u88c5\u7f6e\u4e2d\u3002\u7136\u540e\u8c03\u6574\u6c34\u542c\u5668\u9488\u5c16\uff0c\u4f7f\u5176\u5728\u65cb\u8f6c\u58f0\u573a\u65f6\u8bb0\u5f55\u7684\u6ce2\u5f62\u65f6\u95f4\u504f\u79fb\u5c0f\u4e8e 100 ns\u3002\u8be5\u5bf9\u51c6\u786e\u4fdd\u6c34\u542c\u5668\u5728\u65cb\u8f6c\u8fc7\u7a0b\u4e2d\u4e0d\u53d1\u751f\u4f4d\u79fb\uff0c\u56e0\u6b64\u63a5\u6536\u4fe1\u53f7\u7684\u4efb\u4f55\u53d8\u5316\u4ec5\u7531\u6c34\u542c\u5668\u7684\u6307\u5411\u6027\u54cd\u5e94\u5f15\u8d77\u3002<\/p>\n<p data-pid=\"kf6KIj9i\">\u901a\u8fc7\u8bb0\u5f55\u6c34\u542c\u5668\u968f\u89d2\u5ea6\u53d8\u5316\u751f\u6210\u7684\u6ce2\u5f62\uff0c\u53ef\u786e\u5b9a\u5404\u9891\u7387\u4e0b\u7684\u6307\u5411\u6027\u54cd\u5e94\u3002\u56fe 5 \u7ed8\u5236\u4e86 4.0 mm \u9488\u5f0f\u6c34\u542c\u5668\u5728 1 MHz\u30012 MHz\u30013 MHz\u30014 MHz\u30015 MHz \u548c 10 MHz \u4e0b\u7684\u6307\u5411\u6027\u54cd\u5e94\u3002<\/p>\n<figure data-size=\"normal\">\n<div class=\"RichText-ConditionalImagePortal\"><img decoding=\"async\" loading=\"lazy\" class=\"origin_image zh-lightbox-thumb lazy\" src=\"https:\/\/pic4.zhimg.com\/80\/v2-fc9516795ad1dc79f4288e26d5ce0db7_1440w.webp\" width=\"1015\" height=\"559\" data-caption=\"\" data-size=\"normal\" data-rawwidth=\"1015\" data-rawheight=\"559\" data-original-token=\"v2-375b7cb5a1c5c594adf9c38a8e0f9e58\" data-original=\"https:\/\/pic4.zhimg.com\/v2-fc9516795ad1dc79f4288e26d5ce0db7_r.jpg\" data-actualsrc=\"https:\/\/pic4.zhimg.com\/v2-fc9516795ad1dc79f4288e26d5ce0db7_1440w.jpg\" data-lazy-status=\"ok\" \/><\/div>\n<\/figure>\n<figure data-size=\"normal\">\n<div class=\"RichText-ConditionalImagePortal\"><img decoding=\"async\" loading=\"lazy\" class=\"origin_image zh-lightbox-thumb lazy\" src=\"https:\/\/pic2.zhimg.com\/80\/v2-77d9c862456408a166a648f30e5d31fb_1440w.webp\" width=\"997\" height=\"620\" data-caption=\"\" data-size=\"normal\" data-rawwidth=\"997\" data-rawheight=\"620\" data-original-token=\"v2-eed92777ff4be9039a867ff8324a2779\" data-original=\"https:\/\/pic2.zhimg.com\/v2-77d9c862456408a166a648f30e5d31fb_r.jpg\" data-actualsrc=\"https:\/\/pic2.zhimg.com\/v2-77d9c862456408a166a648f30e5d31fb_1440w.jpg\" data-lazy-status=\"ok\" \/><\/div>\n<\/figure>\n<p data-pid=\"aMsqIw_A\">\u6709\u6548\u534a\u5f84<\/p>\n<p data-pid=\"m96pjVW9\">\u6c34\u542c\u5668\u7684\u6709\u6548\u534a\u5f84\u662f\u6839\u636e\u6307\u5411\u6027\u54cd\u5e94\u66f2\u7ebf\u4e0a \u20133 dB \u548c \u20136 dB \u70b9\u51fa\u73b0\u7684\u89d2\u5ea6\u8ba1\u7b97\u5f97\u51fa\u7684\uff0c\u8ba1\u7b97\u65b9\u6cd5\u9075\u5faa\u6587\u732e [3] \u6240\u8ff0\u3002\u5e73\u5747\u6709\u6548\u534a\u5f84\u5982\u56fe 6 \u6240\u793a\u3002<\/p>\n<figure data-size=\"normal\">\n<div class=\"RichText-ConditionalImagePortal\"><img decoding=\"async\" loading=\"lazy\" class=\"origin_image zh-lightbox-thumb lazy\" src=\"https:\/\/pic2.zhimg.com\/80\/v2-236e1b175497e1d6dec729446d8afb9d_1440w.webp\" width=\"976\" height=\"597\" data-caption=\"\" data-size=\"normal\" data-rawwidth=\"976\" data-rawheight=\"597\" data-original-token=\"v2-6df6f41c1905833b83f723b5208f002f\" data-original=\"https:\/\/pic2.zhimg.com\/v2-236e1b175497e1d6dec729446d8afb9d_r.jpg\" data-actualsrc=\"https:\/\/pic2.zhimg.com\/v2-236e1b175497e1d6dec729446d8afb9d_1440w.jpg\" data-lazy-status=\"ok\" \/><\/div>\n<\/figure>\n<p data-pid=\"l4kyoA1I\">\u4e0b\u9650\u52a8\u6001\u8303\u56f4<\/p>\n<p data-pid=\"COptTrX1\">\u6c34\u542c\u5668\u7ec4\u4ef6\u7684\u566a\u58f0\u5e95\u9650\u5236\u4e86\u5bf9\u5fae\u5c0f\u58f0\u4fe1\u53f7\u7684\u6d4b\u91cf\u3002<\/p>\n<p data-pid=\"TVv6mRDI\">\u524d\u7f6e\u653e\u5927\u5668\u7684\u566a\u58f0\u6c34\u5e73\u7ea6\u4e3a 60 \u00b5V rms\uff08\u5728 100 MHz \u5e26\u5bbd\u4e0b\uff09\u3002\u5982\u679c\u5047\u8bbe\u6c34\u542c\u5668\u7684\u7075\u654f\u5ea6\u4e3a 8.0 V\/MPa\uff0c\u5219\u6240\u8ff0\u566a\u58f0\u6c34\u5e73\u5bf9\u5e94\u4e8e 4.0 mm \u9488\u578b\u6c34\u542c\u5668\u7684\u7b49\u6548\u566a\u58f0\u538b\u529b\u3002<\/p>\n<figure data-size=\"normal\">\n<div class=\"RichText-ConditionalImagePortal\"><img decoding=\"async\" loading=\"lazy\" class=\"content_image lazy\" src=\"https:\/\/pic3.zhimg.com\/80\/v2-8fffb0cae53756ceeacfb41f1d86a2aa_1440w.webp\" width=\"253\" height=\"78\" data-caption=\"\" data-size=\"small\" data-rawwidth=\"253\" data-rawheight=\"78\" data-original-token=\"v2-feace782bc734dd94868c72dc8df2aeb\" data-actualsrc=\"https:\/\/pic3.zhimg.com\/v2-8fffb0cae53756ceeacfb41f1d86a2aa_1440w.jpg\" data-lazy-status=\"ok\" \/><\/div>\n<\/figure>\n<p data-pid=\"msrengRc\">\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\u4e00\u53f0\u6700\u5927\u5206\u8fa8\u7387\u4e3a 0.5 mV \u7684\u793a\u6ce2\u5668\u53ea\u80fd\u663e\u793a\u5e45\u503c\u4e3a\u6b64\u91cf\u7ea7\u7684\u4fe1\u53f7\u3002<\/p>\n<figure data-size=\"normal\">\n<div class=\"RichText-ConditionalImagePortal\"><img decoding=\"async\" loading=\"lazy\" class=\"content_image lazy\" src=\"https:\/\/pic3.zhimg.com\/80\/v2-7c1949cc4a73abe0d88c80c051a1cfbe_1440w.webp\" width=\"276\" height=\"80\" data-caption=\"\" data-size=\"small\" data-rawwidth=\"276\" data-rawheight=\"80\" data-original-token=\"v2-89214a9b7332c973dfe6c3b6fd1c90be\" data-actualsrc=\"https:\/\/pic3.zhimg.com\/v2-7c1949cc4a73abe0d88c80c051a1cfbe_1440w.jpg\" data-lazy-status=\"ok\" \/><\/div>\n<\/figure>\n<p data-pid=\"1R0yey3o\">\u4e0a\u9650\u52a8\u6001\u8303\u56f4<br \/>\n\u5173\u4e8e\u4f1a\u5bf9\u6c34\u542c\u5668\u9020\u6210\u673a\u68b0\u635f\u4f24\u7684\u538b\u529b\u9608\u503c\uff1a\u8be5\u6c34\u542c\u5668\u8bbe\u8ba1\u7528\u4e8e\u6700\u9ad8 1 MPa \u7684\u58f0\u573a\u3002\u5c3d\u7ba1\u8fd9\u79cd\u7c7b\u578b\u7684\u6c34\u542c\u5668\u66fe\u7528\u4e8e\u8d85\u8fc7 10 MPa \u7684\u8d85\u58f0\u58f0\u573a\uff0c\u4f46\u5b58\u5728\u8f83\u9ad8\u7684\u635f\u574f\u98ce\u9669\u3002\u5982\u679c\u6c34\u542c\u5668\u5c06\u7528\u4e8e\u58f0\u538b\u6c34\u5e73\u8d85\u8fc7 10 MPa \u7684\u58f0\u573a\uff0c\u5e94\u54a8\u8be2\u4f9b\u5e94\u5546\u7684\u5efa\u8bae\u3002<\/p>\n<p data-pid=\"o2pHZwxo\">\u5173\u4e8e\u4f1a\u5bfc\u81f4\u653e\u5927\u5668\u9971\u548c\u7684\u538b\u529b\uff1a\u4e0e\u8be5\u6c34\u542c\u5668\u914d\u5957\u4f7f\u7528\u7684\u524d\u7f6e\u653e\u5927\u5668\u5728\u8f93\u51fa\u7535\u538b\u8d85\u8fc7 700 mV \u5cf0\u5cf0\u503c\u65f6\u53ef\u80fd\u5f00\u59cb\u51fa\u73b0\u975e\u7ebf\u6027\u3002\u8003\u8651\u5230\u5178\u578b 4.0 mm \u9488\u578b\u6c34\u542c\u5668\u7684\u7075\u654f\u5ea6\uff0c\u8fd9\u5bf9\u5e94\u7684\u538b\u529b\u4e3a\u2026<\/p>\n<figure data-size=\"normal\">\n<div class=\"RichText-ConditionalImagePortal\"><img decoding=\"async\" loading=\"lazy\" class=\"content_image lazy\" src=\"https:\/\/picx.zhimg.com\/80\/v2-7dc1ddcb9bafe49d0e4e5c935c700e1b_1440w.webp\" width=\"284\" height=\"62\" data-caption=\"\" data-size=\"small\" data-rawwidth=\"284\" data-rawheight=\"62\" data-original-token=\"v2-3a84da9fece56d15d10e70ce813de5ee\" data-actualsrc=\"https:\/\/picx.zhimg.com\/v2-7dc1ddcb9bafe49d0e4e5c935c700e1b_1440w.jpg\" data-lazy-status=\"ok\" \/><\/div>\n<\/figure>\n<p data-pid=\"juckGVfs\">\u5982\u679c\u5c06\u9047\u5230\u8d85\u8fc7\u8be5\u538b\u529b\u503c\u7684\u58f0\u573a\uff0c\u8bf7\u8054\u7cfb\u6c34\u542c\u5668\u4f9b\u5e94\u5546\uff0c\u4ee5\u8003\u8651\u5728\u7ebf\u8870\u51cf\u7684\u65b9\u6848\u3002<br \/>\n\u7535\u6c14\u8f93\u51fa\u7279\u6027<br \/>\n\u6b64\u5904\u6ca1\u6709\u53ef\u7528\u7684\u4ee3\u8868\u6027\u6570\u636e\uff0c\u56e0\u4e3a\u5bf9\u4e8e\u6240\u63cf\u8ff0\u7684\u6c34\u542c\u5668\u5c1a\u672a\u786e\u5b9a\u8fd9\u4e9b\u53c2\u6570\u3002<\/p>\n<p>\u73af\u5883\u65b9\u9762<\/p>\n<p data-pid=\"M7aeFMh9\">\u6e29\u5ea6\u53d8\u5316<br \/>\n\u8be5\u9488\u578b\u6c34\u542c\u5668\u53ef\u5728 5\u202f\u00b0C \u81f3 50\u202f\u00b0C \u7684\u5de5\u4f5c\u6e29\u5ea6\u8303\u56f4\u5185\u8fdb\u884c\u6d4b\u91cf\uff0c\u5e76\u53ef\u5728 5\u202f\u00b0C \u81f3 50\u202f\u00b0C \u7684\u8303\u56f4\u5185\u5b58\u653e\u3002\u66b4\u9732\u4e8e\u9ad8\u4e8e 60\u202f\u00b0C \u7684\u6e29\u5ea6\u53ef\u80fd\u4f1a\u5bf9\u6c34\u542c\u5668\u9020\u6210\u4e0d\u53ef\u9006\u7684\u635f\u574f\u3002<br \/>\n\u8be5\u6c34\u542c\u5668\u7ec4\u4ef6\u5df2\u5728 19\u202f\u00b0C \u81f3 25\u202f\u00b0C \u4e4b\u95f4\u7684\u6e29\u5ea6\u4e0b\u8fdb\u884c\u4e86\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\u202f\u00b0C\uff0c\u7075\u654f\u5ea6\u4f1a\u589e\u52a0\u7ea6 0.6%\u3002<\/p>\n<p data-pid=\"hjxTrFmb\">\u6c34\u8d28<br \/>\n\u8be5\u6c34\u542c\u5668\u7ec4\u4ef6\u8bbe\u8ba1\u4e3a\u53ef\u5b8c\u5168\u6d78\u5165\u6c34\u4e2d\uff0c\u5e76\u80fd\u8f7b\u677e\u627f\u53d7\u7531 2\u202f\u7c73\u6c34\u6df1\u4ea7\u751f\u7684\u9759\u6c34\u538b\u529b\u3002\u867d\u7136\u6c34\u542c\u5668\u7ec4\u4ef6\u53ef\u7528\u4e8e\u957f\u65f6\u95f4\uff08&gt;48\u202f\u5c0f\u65f6\uff09\u7684\u6d78\u5165\uff0c\u4f46\u5728\u4e0d\u4f7f\u7528\u65f6\u5e94\u5c06\u6c34\u542c\u5668\u4ece\u6c34\u4e2d\u53d6\u51fa\u5e76\u667e\u5e72\u3002<br \/>\n\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[4][5]\uff09\u53ef\u80fd\u5bf9\u6c34\u8d28\u6709\u7279\u5b9a\u8981\u6c42\u3002<br \/>\n\u957f\u65f6\u95f4\u6d78\u5165\u672a\u7ecf\u53bb\u79bb\u5b50\u5904\u7406\u7684\u6c34\uff08\u5982\u81ea\u6765\u6c34\uff09\u53ef\u80fd\u4f1a\u5bfc\u81f4\u6c34\u542c\u5668\u63a2\u5934\u4e0a\u5f62\u6210\u6c89\u79ef\u7269\u3002\u5728\u201c\u786c\u6c34\u201d\u5730\u533a\uff0c\u78b3\u9178\u9499\u6c89\u79ef\u53ef\u80fd\u662f\u4e00\u4e2a\u7279\u522b\u95ee\u9898\uff0c\u4f1a\u5bfc\u81f4\u6c34\u542c\u5668\u7075\u654f\u5ea6\u4e0b\u964d\u3002<\/p>\n<p data-pid=\"ehIZM42g\">\u5176\u4ed6\u6db2\u4f53\u4ecb\u8d28<br \/>\n\u5c3d\u7ba1\u8be5\u6c34\u542c\u5668\u7ec4\u4ef6\u8bbe\u8ba1\u7528\u4e8e\u6c34\u4e2d\u64cd\u4f5c\uff0c\u4f46\u4e5f\u53ef\u7528\u4e8e\u8bb8\u591a\u5176\u4ed6\u6db2\u4f53\u4ecb\u8d28\u3002\u7136\u800c\u9700\u6ce8\u610f\uff0c\u8be5\u6c34\u542c\u5668\u7684\u6821\u51c6\u662f\u5728\u6c34\u4e2d\u8fdb\u884c\u7684\u3002\u5176\u4ed6\u6db2\u4f53\u4f1a\u5bf9\u6c34\u542c\u5668\u7684\u654f\u611f\u5143\u4ef6\u4ea7\u751f\u4e0d\u540c\u7684\u58f0\u963b\u6297\u8d1f\u8f7d\uff0c\u8fd9\u53ef\u80fd\u4f1a\u5f71\u54cd\u6c34\u542c\u5668\u7684\u7075\u654f\u5ea6\u3002<br \/>\n\u7531\u4e8e\u67d0\u4e9b\u6db2\u4f53\u5177\u6709\u5316\u5b66\u8150\u8680\u6027\uff0c\u5e94\u907f\u514d\u4f7f\u7528\u3002\u5e94\u907f\u514d\u7684\u6750\u6599\u793a\u4f8b\u5305\u62ec\uff1a<\/p>\n<ul>\n<li data-pid=\"YEJ5Z6fy\">\u6d53\u9178\uff08\u5982\u785d\u9178\u3001\u786b\u9178\uff09\uff1b<\/li>\n<li data-pid=\"LdJvtFu0\">\u6d53\u78b1\uff08\u5982\u6c22\u6c27\u5316\u94a0\uff09\uff1b<\/li>\n<li data-pid=\"fRR5SXGS\">\u5f3a\u6709\u673a\u6eb6\u5242\uff08\u5982\u591a\u79cd\u919b\u7c7b\u3001\u591a\u79cd\u916e\u7c7b\u3001\u4e8c\u6c2f\u7532\u70f7 DMC\u3001\u4e8c\u7532\u57fa\u7532\u9170\u80fa DMF\uff09\u3002<\/li>\n<\/ul>\n<p data-pid=\"8PMvqhHU\">\u6309\u51fa\u5382\u72b6\u6001\uff0c\u6c34\u542c\u5668\u7ec4\u4ef6\u4e2d\u552f\u4e00\u4e0e\u5468\u56f4\u6db2\u4f53\u63a5\u89e6\u7684\u6750\u6599\u4e3a\u91d1\u3001\u4e0d\u9508\u94a2\u3001\u805a\u56db\u6c1f\u4e59\u70ef\uff08PTFE\uff09\u3001\u9ec4\u94dc\u4ee5\u53ca\u524d\u7f6e\u653e\u5927\u5668\u7535\u7f06\u4e0a\u7684\u805a\u6c2f\u4e59\u70ef\uff08PVC\uff09\u5305\u8986\u5c42\u3002\u7136\u800c\uff0c\u5982\u679c\u6c34\u542c\u5668\u7684\u5916\u5c42\u91d1\u7535\u6781\u635f\u574f\uff0cPVDF \u6750\u6599\u53ca\u786c\u8d28\u94f8\u578b\u6811\u8102\u4e5f\u53ef\u80fd\u66b4\u9732\u3002<\/p>\n<p data-pid=\"ahLDwKBH\">\u6280\u672f\u6570\u636e\u8868<\/p>\n<p data-pid=\"OyBf6OKr\">\u53c2\u8003\u6587\u732e<br \/>\n[1] B. Fay, G. Ludwig, C. Lankjaer \u548c P. A. Lewin, &#8220;Frequency response of pvdf needle-type hydrophones,&#8221; Ultrasound Med. Biol., vol. 20, pp. 361-366, 1994.<br \/>\n[2] BIPM, JCGM100: 2008 Evaluation of measurement data \u2014 Guide to the expression of uncertainty in measurement, 2008.<br \/>\n[3] IEC, 62127 \u8d85\u58f0\u6ce2 &#8211; \u6c34\u542c\u5668 &#8211; \u7b2c 3 \u90e8\u5206\uff1a\u9002\u7528\u4e8e\u9ad8\u8fbe 40 MHz \u8d85\u58f0\u573a\u7684\u6c34\u542c\u5668\u7279\u6027, 2007.<br \/>\n[4] IEC, 62127 \u8d85\u58f0\u6ce2 &#8211; \u6c34\u542c\u5668 &#8211; \u7b2c 1 \u90e8\u5206\uff1a\u533b\u7597\u8d85\u58f0\u573a\u6d4b\u91cf\u4e0e\u7279\u6027\u63cf\u8ff0\uff0c\u9ad8\u8fbe 40 MHz, 2013.<br \/>\n[5] IEC, 61157 \u533b\u7597\u8bca\u65ad\u8d85\u58f0\u8bbe\u5907\u58f0\u8f93\u51fa\u62a5\u544a\u7684\u6807\u51c6\u65b9\u6cd5, 2013.<\/p>\n<p id=\"qUKWkUU\"><img decoding=\"async\" loading=\"lazy\" width=\"865\" height=\"748\" class=\"alignnone size-full wp-image-582 \" src=\"https:\/\/www.bihec.com\/acoustics\/wp-content\/uploads\/sites\/503\/2026\/03\/img_69b8d0d9cc817.png\" alt=\"\" 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