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\n\u3000\u3000\u538b\u7535\u7c7b\u4f20\u611f\u5668\u7684\u57fa\u672c\u7279\u70b9\u662f\uff0c\u4e0eVOC\u7684\u63a5\u89e6\u54cd\u5e94\u5f62\u5f0f\u4f53\u73b0\u4e3a\u9891\u7387\u7684\u53d8\u5316\u3002\u5b83\u53c8\u5206\u4e3a\u77f3\u82f1\u6676\u4f53\u5fae\u91cf\u5929\u5e73(QCM)\u4f20\u611f\u5668\u548c\u58f0\u8868\u9762\u6ce2(SAW)\u4f20\u611f\u5668\u4e24\u79cd\u3002\u538b\u7535\u7c7b\u4f20\u611f\u5668\u65e2\u53ef\u4ee5\u6d4b\u91cf\u6e29\u5ea6\u548c\u8d28\u91cf\u7684\u53d8\u5316\uff0c\u53c8\u53ef\u6d4b\u91cf\u538b\u529b\u3001\u529b\u548c\u52a0\u901f\u5ea6\u7b49\u53c2\u6570\uff0c\u4f46\u5728\u7535\u5b50\u9f3b\u7cfb\u7edf\u4e2d\uff0c\u5b83\u4eec\u4e00\u822c\u53ea\u4f5c\u4e3a\u8d28\u53d8\u91cf\u4f20\u611f\u63a2\u6d4b\u5668\u4f7f\u7528\u3002QCM\u4f20\u611f\u5668\u662f\u4e00\u4e2a\u51e0\u6beb\u7c73\u76f4\u5f84\u7684\u8c10\u632f\u76d8\uff0c\u76d8\u9762\u6577\u6709\u805a\u5408\u7269\u6750\u6599\uff0c\u6bcf\u9762\u6709\u4e00\u4e2a\u4e0e\u5bfc\u7ebf\u76f8\u8fde\u7684\u91d1\u5c5e\u7535\u6781\uff0c\u7ed3\u6784\u5982\u56fe2\u6240\u793a\u3002\u5f53\u8be5\u4f20\u611f\u5668\u53d7\u632f\u8361\u4fe1\u53f7\u6fc0\u52b1\u65f6\uff0c\u4fbf\u8c10\u632f\u4e8e\u7279\u5f81\u9891\u7387(10Hz\uff5e30MHz)\uff0c\u800c\u4e00\u65e6\u6c14\u4f53\u5206\u5b50\u88ab\u5438\u6536\u5230\u805a\u5408\u7269\u6d82\u5c42\u8868\u9762\uff0c\u5c31\u589e\u52a0\u4e86\u8be5\u76d8\u7684\u8d28\u91cf\uff0c\u56e0\u6b64\u964d\u4f4e\u4e86\u8c10\u632f\u9891\u7387\uff0c\u8c10\u632f\u9891\u7387\u7684\u9ad8\u4f4e\u4e0e\u6240\u5438\u6536\u7684\u6c14\u4f53\u5206\u5b50\u8d28\u91cf\u6210\u53cd\u6bd4\u3002QCM\u4f20\u611f\u5668\u5bf9\u4e0d\u540c\u6c14\u4f53\u7684\u54cd\u5e94\u3001\u9009\u62e9\u6027\u53ef\u901a\u8fc7\u8c03\u6574\u8c10\u632f\u76d8\u805a\u5408\u7269\u6d82\u5c42\u6765\u6539\u53d8\uff0c\u800c\u51cf\u5c0f\u77f3\u82f1\u6676\u4f53\u7684\u5c3a\u5bf8\u548c\u8d28\u91cf\uff0c\u5e76\u51cf\u5c0f\u805a\u5408\u7269\u6d82\u5c42\u7684\u539a\u5ea6\uff0c\u5219\u53ef\u8fdb\u4e00\u6b65\u7f29\u77ed\u4f20\u611f\u5668\u7684\u54cd\u5e94\u65f6\u95f4\u548c\u6062\u590d\u65f6\u95f4\u3002<\/font>
\n
<\/p>\n
\n
\n
\n\u3000\u3000\u58f0\u8868\u9762\u6ce2(SAW)\u4f20\u611f\u5668\u4e0eQCM\u4f20\u611f\u5668\u7684\u4e3b\u8981\u533a\u522b\u4e3a\uff1a(1)\u745e\u5229\u6ce2\u662f\u7ecfSAW\u7684\u8868\u9762\u8fd0\u884c\uff0c\u4e0d\u662f\u50cfQCM\u4e00\u6837\u901a\u8fc7\u5176\u4f53\u5185\uff1b(2)SAW\u4f20\u611f\u5668\u5de5\u4f5c\u9891\u7387\u66f4\u9ad8\uff0c\u56e0\u6b64\u53ef\u4ea7\u751f\u66f4\u5927\u7684\u9891\u7387\u53d8\u5316\u3002QCM\u7684\u5178\u578b\u5de5\u4f5c\u9891\u7387\u4ec5\u662f10MHz\uff0c\u800cSAW\u5668\u4ef6\u5219\u5728\u51e0\u767eMHz\uff1b(4)\u7531\u4e8eSAW\u662f\u5e73\u9762\u5668\u4ef6\uff0c\u6240\u4ee5\u53ef\u7528\u5fae\u7535\u5b50\u5de5\u4e1a\u666e\u904d\u91c7\u7528\u7684\u5149\u523b\u6280\u672f\u6765\u5236\u9020\uff0c\u800c\u4e0d\u50cfQCM\u90a3\u6837\u9700\u8981\u5fae\u7535\u5b50\u673a\u68b0\u7cfb\u7edf(MEMS)\u8fdb\u884c\u4e09\u7ef4\u5904\u7406\uff0c\u56e0\u6b64\u6279\u91cf\u751f\u4ea7\u7684\u6210\u672c\u66f4\u4f4e\u3002\u4f46\u662f\uff0cSAW\u4f20\u611f\u5668\u7684\u4fe1\u566a\u6bd4\u900a\u4e8eQCM\u4f20\u611f\u5668\uff0c\u56e0\u6b64\u5728\u8bb8\u591a\u60c5\u51b5\u4e0b\uff0c\u524d\u8005\u7684\u7075\u654f\u5ea6\u8981\u4f4e\u4e8e\u540e\u8005\u3002
\n\u3000\u3000\u7535\u5b50\u9f3b\u4f20\u611f\u5668\u7684\u7b2c\u4e09\u5927\u7c7b\u662f\u91d1\u5c5e\u6c27\u5316\u7845\u573a\u6548\u5e94\u7ba1\u4f20\u611f\u5668(MOSFET)\u3002\u5176\u5de5\u4f5c\u539f\u7406\u662f\uff1aVOC\u4e0e\u50ac\u5316\u91d1\u5c5e\u6750\u6599\u76f8\u63a5\u89e6\u6240\u751f\u6210\u7684\u53cd\u5e94\u4ea7\u7269(\u5982\u6c22)\u4f1a\u6269\u6563\u901a\u8fc7MOSFET\u7684\u63a7\u5236\u6781\u6765\u6539\u53d8\u5668\u4ef6\u7684\u5bfc\u7535\u7269\u6027\u3002\u5982\u56fe3\u6240\u793a\uff0c\u5178\u578b\u7684MOSFET\u7ed3\u6784\u6709\u4e00\u4e2aP\u578b\u886c\u5e95\u548c\u5728\u886c\u5e95\u4e0a\u6269\u6563\u7684\u4e24\u4e2a\u63ba\u6742\u6d53\u5ea6\u5f88\u9ad8\u7684N\u578b\u533a\uff0c\u4e24\u4e2aN\u533a\u7684\u91d1\u5c5e\u89e6\u70b9\u5206\u522b\u79f0\u4e3a\u6e90\u6781\u548c\u6f0f\u6781\u3002\u5668\u4ef6\u7684\u7075\u654f\u5ea6\u548c\u9009\u62e9\u6027\u53ef\u901a\u8fc7\u6539\u53d8\u91d1\u5c5e\u63a5\u89e6\u5242\u7684\u7c7b\u578b\u548c\u539a\u5ea6\u4ee5\u53ca\u6539\u53d8\u5de5\u4f5c\u6e29\u5ea6\u6765\u6539\u53d8\u3002MOSFET\u7684\u4f18\u70b9\u4e4b\u4e00\u662f\u53ef\u4f9d\u6258IC\u5236\u9020\u5de5\u827a\uff0c\u6279\u91cf\u751f\u4ea7\u3001\u8d28\u91cf\u7a33\u5b9a\uff0c\u4e3b\u8981\u95ee\u9898\u662f\u63a5\u89e6\u53cd\u5e94\u4ea7\u7269(\u5982\u6c22)\u5fc5\u987b\u6e17\u5165\u50ac\u5316\u91d1\u5c5e\u6d82\u5c42\u6765\u5f71\u54cd\u6c9f\u9053\u4e2d\u7684\u7535\u8377\uff0c\u8fd9\u5c31\u5bf9\u82af\u7247\u7684\u5bc6\u95ed\u5c01\u88c5\u65b9\u5f0f\u63d0\u51fa\u4e86\u66f4\u82db\u523b\u7684\u8981\u6c42\u3002MOSFET\u4e0e\u5bfc\u7535\u6027\u4f20\u611f\u5668\u4e00\u6837\uff0c\u4e5f\u5b58\u5728\u57fa\u51c6\u503c\u6f02\u79fb\u95ee\u9898\u3002<\/font>
\n
<\/p>\n
\n
\n
\n\u3000\u3000\u7b2c\u56db\u7c7b\u5b9e\u7528\u7684\u6c14\u5473\u4f20\u611f\u5668\u662f\u5149\u7ea4\u4f20\u611f\u5668\u3002\u5b83\u5bf9\u6c14\u4f53\u5316\u5408\u7269\u7684\u54cd\u5e94\u5f62\u5f0f\u662f\u5149\u8c31\u8272\u5f69\u53d1\u751f\u53d8\u5316\u3002\u5982\u56fe4\u6240\u793a\uff0c\u8fd9\u79cd\u4f20\u611f\u5668\u7684\u4e3b\u5e72\u90e8\u5206\u662f\u73bb\u7483\u7ea4\u7ef4\uff0c\u5728\u73bb\u7483\u7ea4\u7ef4\u7684\u5404\u9762\u6577\u6709\u5f88\u8584\u7684\u5316\u5b66\u6d3b\u6027\u6750\u6599\u6d82\u5c42\u3002\u5316\u5b66\u6d3b\u6027\u6750\u6599\u6d82\u5c42\u662f\u56fa\u5b9a\u5728\u6709\u673a\u805a\u5408\u7269\u77e9\u9635\u4e2d\u7684\u8367\u5149\u67d3\u6599\uff0c\u5f53\u4e0eVOC\u63a5\u89e6\u65f6\uff0c\u6765\u81ea\u5916\u90e8\u5149\u6e90\u7684\u5355\u9891\u6216\u7a84\u9891\u5e26\u5149\u8109\u51b2\u6cbf\u5149\u7ea4\u4f20\u64ad\u5e76\u6fc0\u52b1\u6d3b\u6027\u6750\u6599\uff0c\u4f7f\u5176\u4e0eVOC\u76f8\u4e92\u4f5c\u7528\u53cd\u5e94\u3002\u8fd9\u79cd\u53cd\u5e94\u6539\u53d8\u4e86\u67d3\u6599\u7684\u6781\u6027\uff0c\u4ece\u800c\u6539\u53d8\u4e86\u8367\u5149\u53d1\u5c04\u5149\u8c31\u3002\u53ea\u8981\u5bf9\u8bb8\u591a\u6577\u6709\u4e0d\u540c\u67d3\u6599\u6df7\u5408\u7269\u7684\u5149\u7ea4\u5668\u4ef6\u6784\u6210\u7684\u4f20\u611f\u5668\u9635\u5217\u4ea7\u751f\u7684\u5149\u8c31\u53d8\u5316\u8fdb\u884c\u68c0\u6d4b\u5206\u6790\uff0c\u5c31\u53ef\u4ee5\u786e\u5b9a\u5bf9\u5e94\u7684\u6c14\u4f53\u5316\u5408\u7269\u6210\u5206\u3002\u5149\u7ea4\u4f20\u611f\u5668\u6709\u5f88\u5f3a\u7684\u6297\u566a\u80fd\u529b\u548c\u6781\u9ad8\u7684\u7075\u654f\u5ea6\uff0c\u5176\u7075\u654f\u5ea6\u5355\u4f4d\u4ee5ppb(\u5341\u4ebf\u5206\u7387)\u8ba1\uff0c\u8fd9\u662f\u5176\u5b83\u7535\u5b50\u9f3b\u4f20\u611f\u5668\u7c7b\u578b\u6240\u8fdc\u4e0d\u53ca\u7684\u3002\u76ee\u524d\u5149\u7ea4\u4f20\u611f\u5668\u7684\u4e3b\u8981\u7f3a\u70b9\u662f\uff1a(1)\u5176\u8bbe\u5907\u63a7\u5236\u7cfb\u7edf\u8f83\u590d\u6742\uff0c\u6210\u672c\u8f83\u9ad8\uff0c(2)\u8367\u5149\u67d3\u6599\u53d7\u767d\u5149\u5316\u4f5c\u7528\u5f71\u54cd\uff0c\u4f7f\u7528\u5bff\u547d\u6709\u9650\u3002<\/font>
<\/p>\n","protected":false},"excerpt":{"rendered":"