{"id":98623,"date":"2024-10-30T09:49:02","date_gmt":"2024-10-30T01:49:02","guid":{"rendered":"\/\/www.viralrail.com\/?p=98623"},"modified":"2024-10-30T09:49:06","modified_gmt":"2024-10-30T01:49:06","slug":"tctxzxhyxdqb","status":"publish","type":"post","link":"\/\/www.viralrail.com\/blog\/98623.html","title":{"rendered":"\u56fe\u4f20\u5929\u7ebf\u5de6\u65cb\u548c\u53f3\u65cb\u7684\u533a\u522b"},"content":{"rendered":"\n<p>\u3000\u3000<strong>\u56fe\u4f20\u5929\u7ebf\u7684\u5de6\u65cb\u548c\u53f3\u65cb<\/strong>\u4e3b\u8981\u6307\u7684\u662f<strong>\u5929\u7ebf\u7684\u6781\u5316\u7279\u6027<\/strong>\uff0c\u5373\u5929\u7ebf\u53d1\u5c04\u6216\u63a5\u6536\u4fe1\u53f7\u65f6\u7535\u573a\u77e2\u91cf\u65cb\u8f6c\u7684\u65b9\u5411\u3002\u5de6\u65cb\u548c\u53f3\u65cb\u7684\u533a\u522b\u5728\u4e8e\u7535\u573a\u77e2\u91cf\u5728\u7a7a\u95f4\u4e2d\u7684\u65cb\u8f6c\u65b9\u5411\u4e0d\u540c\uff0c\u8fd9\u5f71\u54cd\u4e86\u5929\u7ebf\u4e0e\u4fe1\u53f7\u6e90\u6216\u63a5\u6536\u8bbe\u5907\u4e4b\u95f4\u7684\u5339\u914d\u7a0b\u5ea6\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u6211\u4eec\u53ef\u4ee5\u603b\u7ed3\u51fa\u4ee5\u4e0b\u51e0\u70b9\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u3000\u3000<strong>\u6570\u5b57\u4e0e\u6a21\u62df\u56fe\u4f20\u7684\u5dee\u5f02<\/strong>\uff1a\u6570\u5b57\u56fe\u4f20\u901a\u5e38\u4f7f\u7528\u5de6\u65cb\u5706\u6781\u5316\u7684\u5929\u7ebf\uff0c\u800c\u6a21\u62df\u56fe\u4f20\u5219\u591a\u4f7f\u7528\u53f3\u65cb\u5706\u6781\u5316\u7684\u5929\u7ebf\u3002\u8fd9\u662f\u56e0\u4e3a\u4e0d\u540c\u7c7b\u578b\u7684\u56fe\u4f20\u7cfb\u7edf\u5bf9\u4fe1\u53f7\u7684\u5904\u7406\u65b9\u5f0f\u4e0d\u540c\uff0c\u56e0\u6b64\u9700\u8981\u5339\u914d\u76f8\u5e94\u7684\u6781\u5316\u65b9\u5411\u4ee5\u786e\u4fdd\u4fe1\u53f7\u7684\u7a33\u5b9a\u4f20\u8f93\u3002\u4f8b\u5982\uff0c\u6307\u51fa\u6a21\u62df\u56fe\u4f20\u662f\u5de6\u65cb\u7684\uff0c\u800c\u98de\u884c\u5668\u4e0a\u5176\u4ed6\u5929\u7ebf(\u5982\u9065\u63a7\u5668\u5929\u7ebf\u3001GPS\u5929\u7ebf\u7b49)\u5f80\u5f80\u662f\u53f3\u65cb\u5706\u6781\u5316\u7684\uff0c\u5982\u679c\u4e0d\u6ce8\u610f\u533a\u5206\u4f1a\u9020\u6210\u4fe1\u53f7\u4e0d\u7a33\u5b9a\u7684\u95ee\u9898\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u53d1\u5c04\u4e0e\u63a5\u6536\u7684\u5339\u914d<\/strong>\uff1a\u53d1\u5c04\u7aef\u7684\u5929\u7ebf\u4e0e\u63a5\u6536\u7aef\u7684\u5929\u7ebf\u5fc5\u987b\u5177\u6709\u76f8\u540c\u7684\u6781\u5316\u65b9\u5411\uff0c\u5426\u5219\u4fe1\u53f7\u5c06\u65e0\u6cd5\u6b63\u786e\u4f20\u8f93\u3002\u4f8b\u5982\uff0c\u63d0\u5230\u5982\u679c\u53d1\u5c04\u662f\u53f3\u65cb\u7684\u800c\u63a5\u6536\u662f\u5de6 spin \u7684\uff0c\u90a3\u4e48\u4fe1\u53f7\u4f20\u8f93\u5c06\u65e0\u6cd5\u8fdb\u884c\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u5706\u6781\u5316\u4e0e\u7ebf\u6781\u5316\u7684\u533a\u522b<\/strong>\uff1a\u5706\u6781\u5316\u6ce2(\u65e0\u8bba\u662f\u5de6 spin \u8fd8\u662f right spin)\u4e0e\u7ebf\u6781\u5316\u6ce2\u5728\u7a7a\u95f4\u4e2d\u7684\u8868\u73b0\u4e0d\u540c\u3002\u5706\u6781\u5316\u6ce2\u7684\u7535\u573a\u77e2\u91cf\u7aef\u70b9\u6cbf\u87ba\u65cb\u65b9\u5411\u65cb\u8f6c\uff0c\u800c\u7ebf\u6781\u5316\u6ce2\u7684\u7535\u573a\u77e2\u91cf\u5219\u4fdd\u6301\u5728\u4e00\u4e2a\u56fa\u5b9a\u7684\u65b9\u5411\u4e0a\u3002\u4f8b\u5982\uff0c\u89e3\u91ca\u4e86\u692d\u5706\u6781\u5316\u6ce2\u7684\u6982\u5ff5\uff0c\u5f53\u692d\u5706\u6781\u5316\u7684\u957f\u8f74\u4e0e\u77ed\u8f74\u76f8\u7b49\u65f6\uff0c\u5373\u4e3a\u5706\u6781\u5316\u6ce2\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u6027\u80fd\u7279\u5f81<\/strong>\uff1a\u4e0d\u540c\u72b6\u6001\u4e0b\u7684\u5de6 spin \u548c right spin \u5706\u6781\u5316\u6ce2\u5728\u7a7a\u95f4\u4e2d\u8868\u73b0\u51fa\u4e0d\u540c\u7684\u6700\u5927\u8f90\u5c04\u65b9\u5411\u3002\u4f8b\u5982\uff0c\u5c55\u793a\u4e86\u5728\u4e24\u79cd\u4e0d\u540c\u72b6\u6001\u4e0b\uff0c\u5de6 spin \u548c right spin \u5706\u6781\u5316\u6ce2\u7684\u6700\u5927\u8f90\u5c04\u65b9\u5411\u5206\u522b\u4f4d\u4e8e\u4e0d\u540c\u7684\u8c61\u9650\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u3000\u3000\u56fe\u4f20\u5929\u7ebf\u7684 left spin \u548c right spin \u4e3b\u8981\u533a\u522b\u5728\u4e8e\u5b83\u4eec\u7684\u6781\u5316\u65b9\u5411\uff0c\u8fd9\u5f71\u54cd\u4e86\u4fe1\u53f7\u7684\u4f20\u8f93\u6548\u7387\u548c\u7a33\u5b9a\u6027\u3002\u5728\u9009\u62e9\u548c\u642d\u914d\u5929\u7ebf\u65f6\uff0c\u5fc5\u987b\u786e\u4fdd\u53d1\u5c04\u7aef\u548c\u63a5\u6536\u7aef\u7684\u6781\u5316\u65b9\u5411\u4e00\u81f4\uff0c\u4ee5\u907f\u514d\u4fe1\u53f7\u5e72\u6270\u6216\u4e22\u5931\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full\"><img decoding=\"async\" width=\"726\" height=\"450\" src=\"\/\/www.viralrail.com\/wp-content\/uploads\/2024\/10\/fkscdt24109a.jpg\" alt=\"\u65e0\u4eba\u673a\u98de\u63a7\" class=\"wp-image-98116\" srcset=\"\/\/www.viralrail.com\/wp-content\/uploads\/2024\/10\/fkscdt24109a.jpg 726w, \/\/www.viralrail.com\/wp-content\/uploads\/2024\/10\/fkscdt24109a-300x186.jpg 300w, \/\/www.viralrail.com\/wp-content\/uploads\/2024\/10\/fkscdt24109a-600x372.jpg 600w\" sizes=\"(max-width: 726px) 100vw, 726px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u4e00\u3001 \u56fe\u4f20\u5929\u7ebf\u5de6\u65cb\u548c\u53f3\u65cb\u6781\u5316\u7279\u6027\u5728\u4e0d\u540c\u5e94\u7528\u573a\u666f\u4e0b\u7684\u6027\u80fd\u5dee\u5f02<\/h2>\n\n\n\n<p>\u3000\u3000\u56fe\u4f20\u5929\u7ebf\u7684\u5de6\u65cb\u548c\u53f3\u65cb\u6781\u5316\u7279\u6027\u5728\u4e0d\u540c\u5e94\u7528\u573a\u666f\u4e0b\u7684\u6027\u80fd\u5dee\u5f02\u4e3b\u8981\u4f53\u73b0\u5728\u4fe1\u53f7\u63a5\u6536\u7684\u6548\u7387\u548c\u5e72\u6270\u6291\u5236\u80fd\u529b\u4e0a\u3002\u6211\u4eec\u53ef\u4ee5\u4ece\u4ee5\u4e0b\u51e0\u4e2a\u65b9\u9762\u6765\u5206\u6790\uff1a<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u3000\u30001.&nbsp;<strong>\u4fe1\u53f7\u63a5\u6536\u6548\u7387<\/strong>\uff1a<\/h3>\n\n\n\n<p>\u3000\u3000\u5f53\u53d1\u5c04\u5929\u7ebf\u548c\u63a5\u6536\u5929\u7ebf\u7684\u6781\u5316\u65b9\u5411\u4e00\u81f4\u65f6\uff0c\u4fe1\u53f7\u63a5\u6536\u6548\u7387\u6700\u9ad8\u3002\u4f8b\u5982\uff0c\u5f53\u53d1\u5c04\u5929\u7ebf\u91c7\u7528\u5de6\u65cb\u6781\u5316\u65f6\uff0c\u5982\u679c\u63a5\u6536\u5929\u7ebf\u4e5f\u91c7\u7528\u5de6\u65cb\u6781\u5316\uff0c\u5219\u53ef\u4ee5\u5b9e\u73b0\u6700\u5927\u7684\u4fe1\u53f7\u63a5\u6536\u6548\u7387\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u5982\u679c\u53d1\u5c04\u5929\u7ebf\u548c\u63a5\u6536\u5929\u7ebf\u7684\u6781\u5316\u65b9\u5411\u4e0d\u4e00\u81f4\uff0c\u6bd4\u5982\u53d1\u5c04\u5929\u7ebf\u4e3a\u5de6\u65cb\u6781\u5316\u800c\u63a5\u6536\u5929\u7ebf\u4e3a\u53f3\u65cb\u6781\u5316\uff0c\u90a3\u4e48\u63a5\u6536\u5230\u7684\u4fe1\u53f7\u4f1a\u53d7\u5230\u6781\u5316\u635f\u5931\uff0c\u4fe1\u53f7\u5f3a\u5ea6\u4f1a\u964d\u4f4e\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u3000\u30002.&nbsp;<strong>\u5e72\u6270\u6291\u5236\u80fd\u529b<\/strong>\uff1a<\/h3>\n\n\n\n<p>\u3000\u3000\u5706\u6781\u5316\u5929\u7ebf\u5177\u6709\u6291\u5236\u591a\u5f84\u53cd\u5c04\u4fe1\u53f7\u7684\u80fd\u529b\u3002\u4f8b\u5982\uff0c\u5728\u8230\u5730\u56fe\u50cf\u4f20\u8f93\u4e2d\uff0c\u4f7f\u7528\u5de6\u65cb\u6781\u5316\u7684\u53d1\u5c04\u5929\u7ebf\u548c\u5de6\u65cb\u6781\u5316\u7684\u63a5\u6536\u5929\u7ebf\u53ef\u4ee5\u6709\u6548\u6291\u5236\u53f3\u65cb\u4fe1\u53f7\u7684\u5e72\u6270\uff0c\u4ece\u800c\u63d0\u9ad8\u56fe\u50cf\u4f20\u8f93\u8d28\u91cf\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u5b9e\u9645\u6d4b\u8bd5\u8868\u660e\uff0c\u5de6\u65cb\u6781\u5316\u63a5\u6536\u5929\u7ebf\u5bf9\u53f3\u65cb\u4fe1\u53f7\u7684\u9694\u79bb\u5ea6\u53ef\u4ee5\u8fbe\u523078dB\uff0c\u8fd9\u8bf4\u660e\u5706\u6781\u5316\u5929\u7ebf\u5728\u6291\u5236\u5e72\u6270\u65b9\u9762\u5177\u6709\u663e\u8457\u7684\u4f18\u52bf\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u3000\u30003.&nbsp;<strong>\u5e94\u7528\u573a\u666f<\/strong>\uff1a<\/h3>\n\n\n\n<p>\u3000\u3000\u5728\u5bc6\u96c6\u57ce\u533a\u7b49\u5e72\u6270\u53d7\u9650\u7684\u7cfb\u7edf\u4e2d\uff0c\u91c7\u7528\u5706\u6781\u5316\u5929\u7ebf\u53ef\u4ee5\u66f4\u597d\u5730\u5e94\u5bf9\u590d\u6742\u7684\u7535\u78c1\u73af\u5883\uff0c\u51cf\u5c11\u5e72\u6270\u5bf9\u901a\u4fe1\u8d28\u91cf\u7684\u5f71\u54cd\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u5728\u9700\u8981\u5e7f\u8986\u76d6\u7684\u5e94\u7528\u573a\u666f\u4e2d\uff0c\u5982\u519c\u6751\u5730\u533a\uff0c\u5355\u6781\u5316\u5929\u7ebf\u548c\u53cc\u6781\u5316\u5929\u7ebf\u7684\u6027\u80fd\u5dee\u8ddd\u4e0d\u5927\uff0c\u4f46\u901a\u8fc7\u9009\u62e9\u5408\u9002\u7684\u6781\u5316\u65b9\u5f0f\u4ecd\u53ef\u4ee5\u4f18\u5316\u7cfb\u7edf\u6027\u80fd\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u5de6\u65cb\u548c\u53f3\u65cb\u6781\u5316\u7279\u6027\u5728\u4e0d\u540c\u5e94\u7528\u573a\u666f\u4e0b\u7684\u6027\u80fd\u5dee\u5f02\u4e3b\u8981\u4f53\u73b0\u5728\u4fe1\u53f7\u63a5\u6536\u6548\u7387\u548c\u5e72\u6270\u6291\u5236\u80fd\u529b\u4e0a\u3002\u5728\u9700\u8981\u9ad8\u4fe1\u53f7\u63a5\u6536\u6548\u7387\u7684\u573a\u666f\u4e0b\uff0c\u5e94\u786e\u4fdd\u53d1\u5c04\u5929\u7ebf\u548c\u63a5\u6536\u5929\u7ebf\u7684\u6781\u5316\u65b9\u5411\u4e00\u81f4;<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u4e8c\u3001 \u5982\u4f55\u56fe\u4f20\u7cfb\u7edf\u7684\u7c7b\u578b\u9009\u62e9\u5408\u9002\u7684\u5929\u7ebf\u6781\u5316\u65b9\u5411?<\/h2>\n\n\n\n<p>\u3000\u3000\u9009\u62e9\u5408\u9002\u7684\u5929\u7ebf\u6781\u5316\u65b9\u5411\u53d6\u51b3\u4e8e\u56fe\u4f20\u7cfb\u7edf\u7684\u7c7b\u578b(\u6570\u5b57\u6216\u6a21\u62df)\u3002\u4ee5\u4e0b\u662f\u6839\u636e\u6211\u641c\u7d22\u5230\u7684\u8d44\u6599\u8fdb\u884c\u7684\u8be6\u7ec6\u5206\u6790\uff1a<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u3000\u30001.&nbsp;<strong>\u7ebf\u6027\u6781\u5316\u4e0e\u5706\u6781\u5316<\/strong>\uff1a<\/h3>\n\n\n\n<p>\u3000\u3000\u7ebf\u6027\u6781\u5316\u5206\u4e3a\u5782\u76f4\u548c\u6c34\u5e73\u6781\u5316\u3002\u5bf9\u4e8e\u8d85\u9ad8\u9891(UHF)\u5e94\u7b54\u5668\uff0c\u901a\u5e38\u91c7\u7528\u7c7b\u4f3c\u5076\u6781\u5929\u7ebf\u7684\u63a5\u6536\u7279\u6027\uff0c\u5373\u7ebf\u6027\u6781\u5316\uff0c\u6b64\u65f6\u6839\u636e\u5e94\u7b54\u5668\u7684\u5b89\u88c5\u65b9\u5f0f\uff0c\u53ef\u4ee5\u662f\u6c34\u5e73\u6216\u5782\u76f4\u6781\u5316\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u5706\u6781\u5316\u4f1a\u5bfc\u81f4\u7535\u573a\u77e2\u91cf\u5728\u4f20\u64ad\u65b9\u5411\u4e0a\u4ee5\u5706\u5f62\u8fd0\u52a8\u65cb\u8f6c\uff0c\u5b8c\u6210\u6bcf\u4e2a\u5c04\u9891\u5468\u671f\u7684\u4e00\u5708\uff0c\u65cb\u8f6c\u65b9\u5411\u53ef\u4ee5\u662f\u53f3\u65cb\u6216\u5de6\u65cb\u3002\u5982\u679c\u672a\u77e5\u5e94\u7b54\u5668\u65b9\u5411\u6216\u9884\u671f\u4f1a\u4ea4\u66ff\u53d8\u5316\uff0c\u5219\u53d1\u5c04\u548c\u63a5\u6536\u5929\u7ebf\u5fc5\u987b\u5177\u6709\u5706\u6781\u5316\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u3000\u30002.&nbsp;<strong>\u5929\u7ebf\u6781\u5316\u5339\u914d<\/strong>\uff1a<\/h3>\n\n\n\n<p>\u3000\u3000\u4e3a\u4e86\u6700\u5927\u5316\u53d1\u5c04\u548c\u63a5\u6536\u5929\u7ebf\u7684\u529f\u7387\u4f20\u8f93\uff0c\u4e24\u4e2a\u5929\u7ebf\u5fc5\u987b\u5177\u6709\u76f8\u540c\u7684\u7a7a\u95f4\u5b9a\u5411\u548c\u6781\u5316\u611f\u5e94\u3002\u5929\u7ebf\u4e4b\u95f4\u7684\u504f\u7f6e\u6216\u4e0d\u540c\u6781\u5316\u4f1a\u5bfc\u81f4\u529f\u7387\u4f20\u8f93\u51cf\u5c11\uff0c\u4ece\u800c\u964d\u4f4e\u6574\u4f53\u7cfb\u7edf\u7684\u6548\u7387\u548c\u6027\u80fd\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u6781\u5316\u4e0d\u5339\u914d\u4f1a\u5bfc\u81f4\u529f\u7387\u4f20\u8f93\u635f\u5931\uff0c\u8ba1\u7b97\u516c\u5f0f\u4e3a\uff1a\u635f\u5931(dB)= 20 log10(cos\u03b8)\uff0c\u5176\u4e2d\u03b8\u662f\u5929\u7ebf\u4e4b\u95f4\u7684\u6781\u5316\u89d2\u5dee\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u3000\u30003.&nbsp;<strong>\u5929\u7ebf\u7c7b\u578b\u4e0e\u6781\u5316\u9009\u62e9<\/strong>\uff1a<\/h3>\n\n\n\n<p>\u3000\u3000\u68d2\u72b6\u5929\u7ebf\u4e00\u822c\u91c7\u7528\u5782\u76f4\u6781\u5316\uff0c\u524d\u540e\u6bd4\u5927\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u5fae\u5e26\u8d34\u7247\u5929\u7ebf\u53ef\u4ee5\u901a\u8fc7\u5207\u6362\u5143\u4ef6\u8c03\u6574\u5176\u6781\u5316\u65b9\u5411\uff0c\u5b9e\u73b0\u6781\u5316\u591a\u6837\u6027\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u3000\u30004.&nbsp;<strong>\u5b9e\u9645\u5e94\u7528\u4e2d\u7684\u8003\u8651<\/strong>\uff1a<\/h3>\n\n\n\n<p>\u3000\u3000\u5728\u70b9\u5bf9\u70b9\u94fe\u63a5\u4e2d\uff0c\u53ef\u4ee5\u901a\u8fc7\u65cb\u8f6c\u4e00\u4e2a\u5929\u7ebf\u76f4\u5230\u89c2\u5bdf\u5230\u6700\u4f4e\u63a5\u6536\u4fe1\u53f7\uff0c\u7136\u540e\u5c06\u94fe\u63a5\u4e0a\u7ebf\u5e76\u8c03\u6574\u53e6\u4e00\u7aef\u7684\u5b9a\u5411\u4ee5\u5339\u914d\u6781\u5316\uff0c\u8fd9\u79cd\u6280\u672f\u6709\u52a9\u4e8e\u5728\u56f0\u96be\u7684\u65e0\u7ebf\u7535\u73af\u5883\u4e2d\u5efa\u7acb\u7a33\u5b9a\u7684\u94fe\u63a5\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u5728\u9009\u62e9\u5929\u7ebf\u6781\u5316\u65b9\u5411\u65f6\uff0c\u9700\u8981\u8003\u8651\u4ee5\u4e0b\u51e0\u70b9\uff1a<\/p>\n\n\n\n<p>\u3000\u3000\u5982\u679c\u56fe\u4f20\u7cfb\u7edf\u4e3a\u6570\u5b57\u56fe\u4f20\uff0c\u4e14\u9884\u671f\u5e94\u7b54\u5668\u65b9\u5411\u4f1a\u53d8\u5316\uff0c\u5219\u5e94\u9009\u62e9\u5706\u6781\u5316\u5929\u7ebf\uff0c\u5e76\u786e\u4fdd\u53d1\u5c04\u548c\u63a5\u6536\u5929\u7ebf\u7684\u6781\u5316\u65b9\u5411\u4e00\u81f4\u3002<\/p>\n\n\n\n<p>\u3000\u3000\u5982\u679c\u56fe\u4f20\u7cfb\u7edf\u4e3a\u6a21\u62df\u56fe\u4f20\uff0c\u4e14\u5e94\u7b54\u5668\u65b9\u5411\u56fa\u5b9a\uff0c\u5219\u53ef\u4ee5\u9009\u62e9\u5782\u76f4\u6216\u6c34\u5e73\u6781\u5316\u5929\u7ebf\uff0c\u5e76\u786e\u4fdd\u53d1\u5c04\u548c\u63a5\u6536\u5929\u7ebf\u7684\u6781\u5316\u65b9\u5411\u4e00\u81f4\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u4e09\u3001 \u5706\u6781\u5316\u4e0e\u7ebf\u6781\u5316\u5728\u56fe\u4f20\u5929\u7ebf\u4e2d\u7684\u5e94\u7528\u53ca\u5176\u5bf9\u4fe1\u53f7\u4f20\u8f93\u6548\u7387\u7684\u5f71\u54cd<\/h2>\n\n\n\n<p>\u3000\u3000\u5728\u56fe\u4f20\u5929\u7ebf\u4e2d\uff0c\u5706\u6781\u5316\u4e0e\u7ebf\u6781\u5316\u5404\u6709\u5176\u5e94\u7528\u548c\u5bf9\u4fe1\u53f7\u4f20\u8f93\u6548\u7387\u7684\u5f71\u54cd\u3002\u4ee5\u4e0b\u662f\u5177\u4f53\u6848\u4f8b\u5206\u6790\uff1a<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u3000\u30001.&nbsp;<strong>\u7ebf\u6781\u5316\u5230\u5706\u6781\u5316\u7684\u8f6c\u6362<\/strong>\uff1a<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u3000\u3000<strong>\u8d85\u8868\u9762\u6280\u672f\u7684\u5e94\u7528<\/strong>\uff1a\u54c8\u4f5b\u5927\u5b66\u548c\u4e2d\u56fd\u9999\u6e2f\u5927\u5b66\u7684\u7814\u7a76\u56e2\u961f\u5206\u522b\u5229\u7528\u8d85\u8868\u9762\u5b9e\u73b0\u4e86\u7ebf\u6781\u5316\u5230\u5706\u6781\u5316\u7684\u8f6c\u6362\u3002\u4f8b\u5982\uff0c2012\u5e74\u54c8\u4f5b\u5927\u5b66\u7684Yu\u7b49\u4eba\u8bbe\u8ba1\u4e86V\u5f62\u7eb3\u7c73\u5929\u7ebf\u7684\u8d85\u8868\u9762\uff0c\u5728\u5149\u5b66\u9891\u6bb5\u5b9e\u73b0\u4e86\u7ebf-\u5706\u6781\u5316\u8f6c\u6362\u30022013\u5e74\u4e2d\u56fd\u9999\u6e2f\u5927\u5b66\u7684Zhu\u7b49\u4eba\u5219\u5229\u75284\u00d74\u5355\u5143\u6784\u6210\u7684\u8d85\u8868\u9762\u5c06\u7ebf\u6781\u5316\u8d34\u7247\u5929\u7ebf\u548c\u7f1d\u9699\u5929\u7ebf\u7684\u8f90\u5c04\u5f62\u5f0f\u53d8\u4e3a\u5706\u6781\u5316\uff0c\u5e76\u63d0\u5347\u4e86\u6027\u80fd\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u5fae\u6ce2\u9891\u6bb5\u7684\u5e94\u7528<\/strong>\uff1a\u4e1c\u5357\u5927\u5b66\u7684Ma\u7b49\u4eba\u57282014\u5e74\u5229\u7528\u4e24\u4e2a\u6b63\u4ea4\u7684I\u578b\u5355\u5143\u6784\u5efa\u4e86\u53cc\u6298\u5c04\u5404\u5411\u5f02\u6027\u8d85\u8868\u9762\uff0c\u5728\u5fae\u6ce2\u9891\u6bb5\u5b9e\u73b0\u4e86\u7ebf-\u5706\u6781\u5316\u8f6c\u6362\u548c\u7ebf\u6781\u5316\u7684\u4ea4\u53c9\u6781\u5316\u8f6c\u6362\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">\u3000\u30002.&nbsp;<strong>\u5706\u6781\u5316\u5929\u7ebf\u7684\u4f18\u52bf<\/strong>\uff1a<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u3000\u3000<strong>\u536b\u661f\u901a\u4fe1\u4e2d\u7684\u5e94\u7528<\/strong>\uff1a\u5706\u6781\u5316\u5929\u7ebf\u5728\u536b\u661f\u901a\u4fe1\u4e2d\u5177\u6709\u663e\u8457\u4f18\u52bf\uff0c\u53ef\u4ee5\u6d88\u9664\u7535\u79bb\u5c42\u6cd5\u62c9\u7b2c\u65cb\u8f6c\u6548\u5e94\u5f15\u8d77\u7684\u6781\u5316\u7578\u53d8\u635f\u5931\uff0c\u51cf\u5c11\u4fe1\u53f7\u6f0f\u5931\u3002\u4f8b\u5982\uff0c\u63d0\u4f9b\u76f4\u8fde\u536b\u661f\u670d\u52a1\u7684\u624b\u673a\u9700\u91c7\u7528\u5706\u6781\u5316\u5929\u7ebf\u4ee5\u4fdd\u8bc1\u826f\u597d\u7684\u4fe1\u53f7\u53d1\u5c04\u63a5\u6536\u6027\u80fd\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u65e0\u4eba\u673a\u56fe\u4f20\u5929\u7ebf\u7684\u9009\u62e9<\/strong>\uff1a\u5728\u65e0\u4eba\u673a\u7a7f\u8d8a\u673a\u7684\u56fe\u4f20\u7cfb\u7edf\u4e2d\uff0c\u5929\u7ebf\u6781\u5316\u65b9\u5f0f\u7684\u9009\u62e9\u5bf9\u4e8e\u901a\u4fe1\u7684\u7a33\u5b9a\u6027\u548c\u6548\u7387\u81f3\u5173\u91cd\u8981\u3002\u901a\u5e38\u5efa\u8bae\u4f7f\u7528\u5706\u6781\u5316\u5929\u7ebf\u4ee5\u63d0\u9ad8\u4fe1\u53f7\u4f20\u8f93\u7684\u53ef\u9760\u6027\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">\u3000\u30003.&nbsp;<strong>\u6781\u5316\u635f\u8017\u7684\u5f71\u54cd<\/strong>\uff1a<\/h3>\n\n\n\n<p>\u3000\u3000<strong>\u7ebf\u6781\u5316\u5929\u7ebf\u63a5\u6536\u5706\u6781\u5316\u4fe1\u53f7\u65f6\u7684\u635f\u8017<\/strong>\uff1a\u5f53\u7ebf\u6027\u6781\u5316\u5929\u7ebf\u63a5\u6536\u5706\u6781\u5316\u4fe1\u53f7\u65f6\uff0c\u4f1a\u53d1\u751f\u6781\u5316\u635f\u8017\uff0c\u8fd9\u662f\u56e0\u4e3a\u4e24\u79cd\u4e0d\u540c\u6781\u5316\u65b9\u5f0f\u4e4b\u95f4\u7684\u4e0d\u5339\u914d\u9020\u6210\u7684\u3002\u6781\u5316\u635f\u8017\u56e0\u5b50\u4e00\u822c\u4e3a3 dB\uff0c\u610f\u5473\u7740\u63a5\u6536\u5929\u7ebf\u53ea\u80fd\u63a5\u6536\u4fe1\u53f7\u76841\/2\u529f\u7387\u3002\u56e0\u6b64\uff0c\u5728\u8bbe\u8ba1\u5929\u7ebf\u7cfb\u7edf\u65f6\uff0c\u9700\u8981\u8003\u8651\u5982\u4f55\u51cf\u5c11\u8fd9\u79cd\u635f\u8017\uff0c\u4f8b\u5982\u901a\u8fc7\u5b9a\u5411\u62df\u5408\u5706\u6781\u5316\u6280\u672f\u6765\u589e\u52a0\u63a5\u6536\u589e\u76ca\u548c\u65b9\u5411\u6027\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u3000\u30004.&nbsp;<strong>\u5b9e\u9645\u6848\u4f8b\u4e2d\u7684\u5e94\u7528<\/strong>\uff1a<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u3000\u3000<strong>\u5bbd\u9891\u5e26\u5706\u6781\u5316\u5929\u7ebf\u8bbe\u8ba1<\/strong>\uff1a\u57fa\u4e8e\u7ed3\u6784\u62d3\u6251\u4f18\u5316\u7684\u5bbd\u9891\u5e26\u5706\u6781\u5316\u5bbd\u69fd\u5929\u7ebf\u8bbe\u8ba1\u6848\u4f8b\u8868\u660e\uff0c\u8be5\u5929\u7ebf\u5728\u4e0d\u540c\u9891\u7387\u4e0b\u8868\u73b0\u51fa\u5de6\u65cb\u5706\u6781\u5316\u7684\u7279\u6027\uff0c\u5e76\u4e14\u5728XOZ\u5e73\u9762\u5185\u5de6\u65cb\u589e\u76ca\u548c\u53f3\u65cb\u589e\u76ca\u5bf9\u6bd4\u660e\u663e\u3002<\/li>\n\n\n\n<li>\u3000\u3000<strong>\u4f4e\u5256\u9762\u9ad8\u589e\u76ca\u5706\u6781\u5316\u5929\u7ebf<\/strong>\uff1a\u901a\u8fc7\u5c06\u8d85\u8868\u9762\u653e\u7f6e\u5728\u76f8\u540c\u8fb9\u957f\u5c3a\u5bf8\u7684\u7f1d\u9699\u5929\u7ebf\u4e0a\uff0c\u53ef\u4ee5\u4f7f\u7ebf\u6781\u5316\u6ce2\u8f6c\u5316\u6210\u5706\u6781\u5316\u6ce2\uff0c\u540c\u65f6\u589e\u52a0\u5929\u7ebf\u7684\u963b\u6297\u5e26\u5bbd\uff0c\u4f46\u589e\u76ca\u6539\u5584\u5e76\u4e0d\u591a\u3002<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">\u3000\u3000\u56db\u3001 \u5982\u4f55\u6d4b\u8bd5\u548c\u9a8c\u8bc1\u56fe\u4f20\u5929\u7ebf\u7684\u5de6\u65cb\u548c\u53f3\u65cb\u6781\u5316\u7279\u6027<\/h2>\n\n\n\n<p>\u3000\u3000\u5728\u5b9e\u9645\u64cd\u4f5c\u4e2d\uff0c\u6d4b\u8bd5\u548c\u9a8c\u8bc1\u56fe\u4f20\u5929\u7ebf\u7684\u5de6\u65cb\u548c\u53f3\u65cb\u6781\u5316\u7279\u6027\u4ee5\u786e\u4fdd\u6700\u4f73\u5339\u914d\uff0c\u53ef\u4ee5\u91c7\u7528\u4ee5\u4e0b\u65b9\u6cd5\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u3000\u3000<strong>\u4f7f\u7528\u7ebf\u6781\u5316\u7167\u660e\u65b9\u5f0f<\/strong>\uff1a\u8fd9\u662f\u6700\u7ecf\u5178\u7684\u6d4b\u8bd5\u65b9\u6cd5\uff0c\u4e5f\u662f\u56fd\u9645\u5929\u7ebf\u6d4b\u8bd5\u6807\u51c6ANSI\/IEEE 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