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id=\"composition\">\u7ec4\u6210<\/h4>\n\n\n<p>\u805a\u9170\u4e9a\u80fa\u7684\u575a\u56fa\u6027\u6e90\u4e8e\u5176\u72ec\u7279\u7684\u6210\u5206\u3002\u805a\u9170\u4e9a\u80fa\u7531\u9170\u4e9a\u80fa\u5355\u4f53\u805a\u5408\u800c\u6210\uff0c\u5177\u6709\u575a\u786c\u7a33\u5b9a\u7684\u5206\u5b50\u7ed3\u6784\u3002\u8fd9\u79cd\u7ed3\u6784\u4f7f\u805a\u9170\u4e9a\u80fa\u5373\u4f7f\u5728\u82db\u523b\u7684\u6761\u4ef6\u4e0b\u4e5f\u5177\u6709\u8010\u9ad8\u6e29\u548c\u7a33\u5b9a\u7684\u7535\u6c14\u6027\u80fd\u3002<\/p>\n\n\n<h4 class=\"wp-block-heading\" id=\"typical-applications\">\u5178\u578b\u5e94\u7528<\/h4>\n\n\n<p>\u805a\u9170\u4e9a\u80fa\u7684\u8010\u9ad8\u6e29\u6027\u80fd\u4f7f\u5176\u9002\u7528\u4e8e\u6076\u52a3\u73af\u5883\u3002\u5b83\u53ef\u7528\u4e8e\u8981\u6c42\u8010\u9ad8\u6e29\u7684\u82db\u523b\u5e94\u7528\uff0c\u5982\u67d4\u6027\u7535\u8def\u3001\u822a\u7a7a\u7535\u5b50\u8bbe\u5907\u548c\u533b\u7597\u8bbe\u5907\u3002<\/p>\n\n\n<h4 class=\"wp-block-heading\" id=\"electrical-properties\">\u7535\u6c14\u6027\u80fd<\/h4>\n\n\n<p>\u805a\u9170\u4e9a\u80fa\u5177\u6709\u826f\u597d\u7684\u7535\u7edd\u7f18\u6027\uff0c\u4ecb\u7535\u5e38\u6570\u76f8\u5bf9\u8f83\u9ad8\uff08\u7ea6 3.5\uff09\uff0c\u4ecb\u7535\u635f\u8017\u8f83\u4f4e\u3002\u5b83\u80fd\u4fdd\u6301\u8f83\u9ad8\u7684\u7535\u963b\uff0c\u901a\u5e38\u9ad8\u4e8e 10<sup>16<\/sup> \u03a9-m\uff0c\u5373\u4f7f\u5728\u9ad8\u6e29\u4e0b\u4e5f\u662f\u5982\u6b64\uff0c\u56e0\u6b64\u9002\u7528\u4e8e\u5bf9\u70ed\u7a33\u5b9a\u6027\u8981\u6c42\u8f83\u9ad8\u7684\u5e94\u7528\u573a\u5408\u3002<\/p>\n\n\n<h3 class=\"wp-block-heading\" id=\"emerging-materials-pushing-the-boundaries\">\u65b0\u5174\u6750\u6599\uff1a\u7a81\u7834\u754c\u9650<\/h3>\n\n\n<p>\u9664\u4e86\u6210\u719f\u7684\u6750\u6599\u5916\uff0c\u65b0\u7684\u9009\u62e9\u4e5f\u5728\u4e0d\u65ad\u6d8c\u73b0\uff0c\u63a8\u52a8\u7740\u7535\u8def\u677f\u6027\u80fd\u7684\u53d1\u5c55\u3002\u4ee5\u4e0b\u662f\u51e0\u4e2a\u8457\u540d\u7684\u4f8b\u5b50\uff1a<\/p>\n\n\n<h4 class=\"wp-block-heading\" id=\"liquid-crystal-polymers-lcps\">\u6db2\u6676\u805a\u5408\u7269\uff08LCP\uff09<\/h4>\n\n\n<p>\u7531\u4e8e\u5176\u9ad8\u5ea6\u6709\u5e8f\u7684\u5206\u5b50\u7ed3\u6784\uff0c\u5b83\u4eec\u5177\u6709\u4f18\u5f02\u7684\u5c3a\u5bf8\u7a33\u5b9a\u6027\u3001\u4f4e\u5438\u6e7f\u6027\u548c\u51fa\u8272\u7684\u9ad8\u9891\u6027\u80fd\u3002\u8fd9\u79cd\u7ed3\u6784\u6700\u5927\u7a0b\u5ea6\u5730\u964d\u4f4e\u4e86\u4ecb\u7535\u635f\u8017\uff0c\u5e76\u5728\u5e7f\u6cdb\u7684\u9891\u7387\u8303\u56f4\u5185\u63d0\u4f9b\u7a33\u5b9a\u7684\u7535\u6c14\u6027\u80fd\u3002<\/p>\n\n\n<h4 class=\"wp-block-heading\" id=\"thermoplastic-composites\">\u70ed\u5851\u6027\u590d\u5408\u6750\u6599<\/h4>\n\n\n<p>\u805a\u919a\u919a\u916e\uff08PEEK\uff09\u548c\u805a\u82ef\u786b\u919a\uff08PPS\uff09\u7b49\u6750\u6599\u5177\u6709\u72ec\u7279\u7684\u673a\u68b0\u5f3a\u5ea6\u3001\u8010\u5316\u5b66\u6027\u548c\u5b9a\u5236\u7535\u6c14\u6027\u80fd\uff08\u5305\u62ec\u9ad8\u7535\u963b\u7387\uff09\u3002\u901a\u8fc7\u7cbe\u5fc3\u7684\u6750\u6599\u9009\u62e9\u548c\u52a0\u5de5\uff0c\u53ef\u4ee5\u5bf9\u5b83\u4eec\u7684\u7535\u963b\u8fdb\u884c\u5fae\u8c03\u3002<\/p>\n\n\n\n<p>\u8fd9\u4e9b\u65b0\u5174\u6750\u6599\u62d3\u5c55\u4e86\u7535\u8def\u677f\u8bbe\u8ba1\u7684\u53ef\u80fd\u6027\uff0c\u63d0\u4f9b\u4e86\u66f4\u9ad8\u7684\u6027\u80fd\u548c\u529f\u80fd\u3002\u5b83\u4eec\u4ee3\u8868\u7740\u6750\u6599\u79d1\u5b66\u7684\u4e0d\u65ad\u521b\u65b0\uff0c\u63a8\u52a8\u7740\u7535\u5b50\u8bbe\u5907\u7684\u8fdb\u6b65\uff0c\u5c24\u5176\u662f\u5728\u9ad8\u901f\u8ba1\u7b97\u548c\u5148\u8fdb\u4f20\u611f\u5668\u7cfb\u7edf\u7b49\u9886\u57df\u3002<\/p>\n\n\n<h2 class=\"wp-block-heading\" id=\"factors-affecting-resistance-of-circuit-board-base-materials\">\u5f71\u54cd\u7535\u8def\u677f\u57fa\u6750\u7535\u963b\u7684\u56e0\u7d20<\/h2>\n\n\n<p>\u7535\u8def\u677f\u57fa\u5e95\u6750\u6599\u7684\u7535\u963b\u503c\u5e76\u4e0d\u662f\u4e00\u4e2a\u56fa\u5b9a\u503c\uff0c\u800c\u662f\u53d7\u5b8f\u89c2\u548c\u5fae\u89c2\u5c42\u9762\u7684\u591a\u79cd\u56e0\u7d20\u5f71\u54cd\u3002\u8ba9\u6211\u4eec\u6765\u6df1\u5165\u4e86\u89e3\u4e00\u4e0b\u80fd\u6539\u53d8\u7535\u963b\u7684\u5173\u952e\u56e0\u7d20\uff1a<\/p>\n\n\n<h3 class=\"wp-block-heading\" id=\"material-composition-the-foundation-of-resistance\">\u6750\u6599\u6784\u6210\uff1a\u62b5\u6297\u7684\u57fa\u7840<\/h3>\n\n\n<p>\u57fa\u7840\u6750\u6599\u7684\u57fa\u672c\u6210\u5206\u5bf9\u5176\u6297\u6027\u8d77\u7740\u81f3\u5173\u91cd\u8981\u7684\u4f5c\u7528\u3002<\/p>\n\n\n<h4 class=\"wp-block-heading\" id=\"molecular-structure\">\u5206\u5b50\u7ed3\u6784<\/h4>\n\n\n<p>\u57fa\u7840\u6750\u6599\u7684\u5206\u5b50\u7ed3\u6784\u5bf9\u5176\u7535\u963b\u8d77\u7740\u91cd\u8981\u4f5c\u7528\u3002\u5177\u6709\u5f3a\u5171\u4ef7\u952e\u548c\u6709\u9650\u81ea\u7531\u7535\u5b50\u7684\u6750\u6599\uff08\u5982\u805a\u56db\u6c1f\u4e59\u70ef\uff09\u5f80\u5f80\u5177\u6709\u66f4\u9ad8\u7684\u7535\u963b\u3002\u4f8b\u5982\uff0c\u805a\u56db\u6c1f\u4e59\u70ef\u4e2d\u7684\u5f3a C-F \u952e\u9650\u5236\u4e86\u7535\u5b50\u7684\u6d41\u52a8\u6027\u3002\u76f8\u6bd4\u4e4b\u4e0b\uff0c\u952e\u8f83\u5f31\u6216\u7535\u8377\u8f7d\u6d41\u5b50\u6d41\u52a8\u6027\u8f83\u5f3a\u7684\u6750\u6599\u4f1a\u8868\u73b0\u51fa\u8f83\u4f4e\u7684\u7535\u963b\u3002<\/p>\n\n\n<h4 class=\"wp-block-heading\" id=\"purity\">\u7eaf\u51c0<\/h4>\n\n\n<p>\u6750\u6599\u7eaf\u5ea6\u7684\u7ec6\u5fae\u53d8\u5316\u4e5f\u4f1a\u4ea7\u751f\u5f71\u54cd\u3002\u6750\u6599\u7684\u7eaf\u5ea6\u4e5f\u5f88\u91cd\u8981\u3002\u6742\u8d28\u4f1a\u5f15\u5165\u7535\u8377\u8f7d\u6d41\u5b50\uff0c\u4ece\u800c\u964d\u4f4e\u6574\u4f53\u7535\u963b\u3002\u9ad8\u7eaf\u5ea6\u6750\u6599\u901a\u5e38\u5177\u6709\u8f83\u9ad8\u7684\u7535\u963b\u7387\u3002<\/p>\n\n\n<h4 class=\"wp-block-heading\" id=\"composite-nature\">\u590d\u5408\u6027\u8d28<\/h4>\n\n\n<p>\u5bf9\u4e8e\u590d\u5408\u6750\u6599\u6765\u8bf4\uff0c\u7279\u5b9a\u7684\u914d\u65b9\u81f3\u5173\u91cd\u8981\u3002\u5728 FR-4 \u7b49\u590d\u5408\u6750\u6599\u4e2d\uff0c\u6811\u8102\u4e0e\u73bb\u7483\u7ea4\u7ef4\u7684\u6bd4\u4f8b\u3001\u4f7f\u7528\u7684\u6811\u8102\u7c7b\u578b\u4ee5\u53ca\u6dfb\u52a0\u5242\u7684\u5b58\u5728\u90fd\u4f1a\u5bf9\u7535\u963b\u7387\u4ea7\u751f\u91cd\u5927\u5f71\u54cd\u3002\u6b63\u5982\u6e17\u6ee4\u7406\u8bba\u6240\u63cf\u8ff0\u7684\u90a3\u6837\uff0c\u7edd\u7f18\u6811\u8102\u57fa\u4f53\u4e2d\u5bfc\u7535\u586b\u6599\u7684\u8fde\u901a\u6027\u4e5f\u4f1a\u6781\u5927\u5730\u6539\u53d8\u7535\u963b\u7387\u3002\u751a\u81f3\u73bb\u7483\u7ea4\u7ef4\u7684\u7f16\u7ec7\u56fe\u6848\u4e5f\u4f1a\u5f71\u54cd\u6750\u6599\u7684\u7535\u6c14\u6027\u80fd\u3002<\/p>\n\n\n<h3 class=\"wp-block-heading\" id=\"temperature-a-dynamic-influence\">\u6e29\u5ea6\uff1a\u52a8\u6001\u5f71\u54cd<\/h3>\n\n\n<p>\u6e29\u5ea6\u53d8\u5316\u4f1a\u6781\u5927\u5730\u5f71\u54cd\u57fa\u4f53\u6750\u6599\u7684\u7535\u963b\u3002<\/p>\n\n\n<h4 class=\"wp-block-heading\" id=\"thermal-energy-and-electron-mobility\">\u70ed\u80fd\u548c\u7535\u5b50\u8fc1\u79fb\u7387<\/h4>\n\n\n<p>\u5728\u5927\u591a\u6570\u7edd\u7f18\u6750\u6599\u4e2d\uff0c\u7535\u963b\u4f1a\u968f\u7740\u6e29\u5ea6\u7684\u5347\u9ad8\u800c\u51cf\u5c0f\u3002\u8f83\u9ad8\u7684\u6e29\u5ea6\u4e3a\u7535\u5b50\u63d0\u4f9b\u4e86\u66f4\u591a\u7684\u70ed\u80fd\uff0c\u4f7f\u5b83\u4eec\u80fd\u591f\u514b\u670d\u80fd\u91cf\u969c\u788d\u5e76\u4fc3\u8fdb\u4f20\u5bfc\uff0c\u4ece\u800c\u63d0\u9ad8\u4e86\u7535\u5b50\u7684\u8fc1\u79fb\u7387\u3002\u6d41\u52a8\u6027\u7684\u589e\u52a0\u4f1a\u5bfc\u81f4\u7535\u963b\u7387\u7684\u964d\u4f4e\u3002<\/p>\n\n\n<h4 class=\"wp-block-heading\" id=\"temperature-coefficient-of-resistance-tcr\">\u7535\u963b\u6e29\u5ea6\u7cfb\u6570 (TCR)<\/h4>\n\n\n<p>\u6750\u6599\u7684\u7535\u963b\u968f\u6e29\u5ea6\u53d8\u5316\u7684\u65b9\u5f0f\u7531\u5176 TCR \u6765\u91cf\u5316\u3002TCR \u5bf9\u8fd9\u79cd\u5173\u7cfb\u8fdb\u884c\u91cf\u5316\uff0c\u8868\u793a\u6bcf\u6444\u6c0f\u5ea6\u7684\u7535\u963b\u53d8\u5316\u7a0b\u5ea6\u3002\u4e0e CEM-1 \u7b49\u6750\u6599\u76f8\u6bd4\uff0c\u805a\u9170\u4e9a\u80fa\u7b49\u6750\u6599\u5728\u66f4\u5bbd\u7684\u6e29\u5ea6\u8303\u56f4\u5185\u8868\u73b0\u51fa\u66f4\u7a33\u5b9a\u7684\u7535\u963b\uff0c\u56e0\u6b64\u9002\u5408\u9ad8\u6e29\u5e94\u7528\u3002<\/p>\n\n\n<h3 class=\"wp-block-heading\" id=\"moisture-absorption-the-enemy-of-insulation\">\u5438\u6e7f\uff1a\u9694\u70ed\u6750\u6599\u7684\u654c\u4eba<\/h3>\n\n\n<p>\u6e7f\u6c14\u7684\u5b58\u5728\u4f1a\u5927\u5927\u964d\u4f4e\u57fa\u7840\u6750\u6599\u7684\u7edd\u7f18\u6027\u80fd\u3002<\/p>\n\n\n<h4 class=\"wp-block-heading\" id=\"polarity-of-water\">\u6c34\u7684\u6781\u6027<\/h4>\n\n\n<p>\u8bb8\u591a\u7535\u8def\u677f\u57fa\u6750\uff0c\u5c24\u5176\u662f\u542b\u6709\u7ea4\u7ef4\u7d20\u6216\u67d0\u4e9b\u7c7b\u578b\u6811\u8102\u7684\u57fa\u6750\uff0c\u90fd\u4f1a\u4ece\u73af\u5883\u4e2d\u5438\u6536\u6c34\u5206\u3002\u6c34\u5206\u5b50\u5177\u6709\u6781\u6027\uff0c\u4f1a\u5f15\u5165\u79bb\u5b50\uff0c\u589e\u52a0\u6750\u6599\u7684\u5bfc\u7535\u6027\uff0c\u4ece\u800c\u964d\u4f4e\u5176\u7535\u963b\u3002\u8fd9\u79cd\u6548\u5e94\u5728\u5438\u6e7f\u7387\u8f83\u9ad8\u7684\u6750\u6599\u4e2d\u5c24\u4e3a\u660e\u663e\u3002<\/p>\n\n\n<h4 class=\"wp-block-heading\" id=\"material-susceptibility\">\u6750\u6599\u6613\u611f\u6027<\/h4>\n\n\n<p>\u4e0d\u540c\u6750\u6599\u5bf9\u6e7f\u6c14\u7684\u654f\u611f\u7a0b\u5ea6\u4e0d\u540c\u3002\u5438\u6e7f\u7387\u53d6\u51b3\u4e8e\u6750\u6599\u7684\u6210\u5206\u548c\u73af\u5883\u6761\u4ef6\uff08\u6e7f\u5ea6\u3001\u6e29\u5ea6\uff09\u3002\u805a\u56db\u6c1f\u4e59\u70ef\uff08PTFE\uff09\u548c\u4f4e\u6c2f\u4e19\u70ef\uff08LCP\uff09\u7b49\u6750\u6599\u7684\u5438\u6e7f\u7387\u975e\u5e38\u4f4e\uff0c\u56e0\u6b64\u66f4\u80fd\u62b5\u5fa1\u6e7f\u6c14\u5bf9\u5176\u7535\u6c14\u6027\u80fd\u7684\u8d1f\u9762\u5f71\u54cd\u3002<\/p>\n\n\n<h3 class=\"wp-block-heading\" id=\"frequency-the-highfrequency-challenge\">\u9891\u7387\uff1a\u9ad8\u9891\u6311\u6218<\/h3>\n\n\n<p>\u901a\u8fc7\u7535\u8def\u7684\u7535\u4fe1\u53f7\u9891\u7387\u4e5f\u4f1a\u5f71\u54cd\u6709\u6548\u7535\u963b\u3002<\/p>\n\n\n<h4 class=\"wp-block-heading\" id=\"dielectric-loss\">\u4ecb\u8d28\u635f\u8017<\/h4>\n\n\n<p>\u5728\u8f83\u9ad8\u9891\u7387\u4e0b\uff0c\u4ecb\u7535\u6750\u6599\u7684\u6709\u6548\u7535\u963b\u4f1a\u53d7\u5230\u4ecb\u7535\u635f\u8017\u7684\u5f71\u54cd\u3002<\/p>\n\n\n<h4 class=\"wp-block-heading\" id=\"energy-dissipation\">\u80fd\u91cf\u6d88\u8017<\/h4>\n\n\n<p>\u4ecb\u8d28\u635f\u8017\u662f\u8861\u91cf\u6750\u6599\u53d7\u5230\u4ea4\u53d8\u7535\u573a\u4f5c\u7528\u65f6\u4ee5\u70ed\u80fd\u5f62\u5f0f\u8017\u6563\u7684\u80fd\u91cf\u5927\u5c0f\u3002\u8fd9\u79cd\u80fd\u91cf\u635f\u8017\u8868\u73b0\u4e3a\u6709\u6548\u7535\u963b\u7684\u964d\u4f4e\uff0c\u5e76\u53ef\u80fd\u5bfc\u81f4\u4fe1\u53f7\u8870\u51cf\u3002\u635f\u8017\u6b63\u5207\uff08\u6216\u8017\u6563\u56e0\u5b50\uff09\u53ef\u4ee5\u91cf\u5316\u8fd9\u79cd\u80fd\u91cf\u635f\u8017\u3002<\/p>\n\n\n<h4 class=\"wp-block-heading\" id=\"highfrequency-performance\">\u9ad8\u9891\u6027\u80fd<\/h4>\n\n\n<p>\u4ecb\u7535\u635f\u8017\u4f4e\u7684\u6750\u6599\u5bf9\u4e8e\u9ad8\u9891\u5e94\u7528\u81f3\u5173\u91cd\u8981\u3002\u805a\u56db\u6c1f\u4e59\u70ef\uff08PTFE\uff09\u7b49\u6750\u6599\u4ecb\u7535\u635f\u8017\u4f4e\uff0c\u53ef\u6700\u5927\u9650\u5ea6\u5730\u51cf\u5c11\u4fe1\u53f7\u8870\u51cf\u5e76\u4fdd\u6301\u4fe1\u53f7\u5b8c\u6574\u6027\uff0c\u56e0\u6b64\u662f\u9ad8\u9891\u5e94\u7528\u7684\u9996\u9009\u6750\u6599\u3002<\/p>\n\n\n<h3 class=\"wp-block-heading\" id=\"manufacturing-process-subtle-variations\">\u5236\u9020\u5de5\u827a\uff1a\u5fae\u5999\u7684\u53d8\u5316<\/h3>\n\n\n<p>\u7535\u8def\u677f\u7684\u5236\u9020\u65b9\u5f0f\u4f1a\u5bfc\u81f4\u7535\u963b\u7684\u5fae\u5999\u53d8\u5316\u3002<\/p>\n\n\n<h4 class=\"wp-block-heading\" id=\"curing-and-lamination\">\u56fa\u5316\u548c\u5c42\u538b<\/h4>\n\n\n<p>\u5236\u9020\u8fc7\u7a0b\u4e2d\u7684\u53d8\u5316\uff0c\u5982\u5c42\u538b\u8fc7\u7a0b\u4e2d\u7684\u56fa\u5316\u6e29\u5ea6\u548c\u538b\u529b\uff0c\u4f1a\u5f71\u54cd\u57fa\u6750\u7684\u5bc6\u5ea6\u548c\u5747\u5300\u6027\uff0c\u4ece\u800c\u5bfc\u81f4\u7535\u963b\u7387\u7684\u53d8\u5316\u3002\u4f8b\u5982\uff0c\u56fa\u5316\u4e0d\u5145\u5206\u4f1a\u5bfc\u81f4\u4ea4\u8054\u805a\u5408\u7269\u7f51\u7edc\u51cf\u5c11\uff0c\u4ece\u800c\u53ef\u80fd\u964d\u4f4e\u7535\u963b\u7387\u3002<\/p>\n\n\n<h4 class=\"wp-block-heading\" id=\"quality-control\">\u8d28\u91cf\u63a7\u5236<\/h4>\n\n\n<p>\u5728\u5236\u9020\u8fc7\u7a0b\u4e2d\uff0c\u7a33\u5b9a\u7684\u8d28\u91cf\u81f3\u5173\u91cd\u8981\u3002\u6240\u7528\u539f\u6750\u6599\u7684\u8d28\u91cf\u548c\u5236\u9020\u5de5\u827a\u7684\u4e00\u81f4\u6027\u5bf9\u4e8e\u786e\u4fdd\u7535\u6c14\u6027\u80fd\u7684\u4e00\u81f4\u6027\u81f3\u5173\u91cd\u8981\u3002\u539f\u6750\u6599\u8d28\u91cf\u6216\u5236\u9020\u53c2\u6570\u7684\u53d8\u5316\u4f1a\u5bfc\u81f4\u4e0d\u540c\u6279\u6b21\u4e4b\u95f4\u7535\u963b\u7387\u7684\u53d8\u5316\u3002<\/p>\n\n\n\n<p>\u8fd9\u4e9b\u56e0\u7d20\u5171\u540c\u51b3\u5b9a\u4e86\u7535\u8def\u677f\u57fa\u6750\u7684\u7535\u963b\uff0c\u4e86\u89e3\u5b83\u4eec\u7684\u5f71\u54cd\u5bf9\u4e8e\u4e3a\u7279\u5b9a\u5e94\u7528\u9009\u62e9\u5408\u9002\u7684\u6750\u6599\u81f3\u5173\u91cd\u8981\u3002\u6bcf\u4e2a\u56e0\u7d20\u90fd\u4f1a\u5bf9\u7535\u8def\u677f\u7684\u6574\u4f53\u6027\u80fd\u4ea7\u751f\u5f71\u54cd\uff0c\u800c\u4e14\u5b83\u4eec\u4e4b\u95f4\u7684\u76f8\u4e92\u4f5c\u7528\u53ef\u80fd\u975e\u5e38\u590d\u6742\u3002<\/p>\n\n\n<h2 class=\"wp-block-heading\" id=\"measuring-resistance-of-circuit-board-base-materials\">\u6d4b\u91cf\u7535\u8def\u677f\u57fa\u5e95\u6750\u6599\u7684\u7535\u963b<\/h2>\n\n\n<p>\u7535\u8def\u677f\u57fa\u6750\u7684\u7535\u963b\u901a\u5e38\u7531\u4e24\u4e2a\u53c2\u6570\u8868\u5f81\uff1a\u4f53\u79ef\u7535\u963b\u7387\u548c\u8868\u9762\u7535\u963b\u7387\u3002\u7cbe\u786e\u6d4b\u91cf\u8fd9\u4e9b\u9ad8\u7535\u963b\u9700\u8981\u4e13\u4e1a\u6280\u672f\u548c\u5bf9\u73af\u5883\u56e0\u7d20\u7684\u8c28\u614e\u63a7\u5236\u3002\u8ba9\u6211\u4eec\u6765\u770b\u770b\u5982\u4f55\u6d4b\u91cf\u8fd9\u4e24\u4e2a\u53c2\u6570\uff1a<\/p>\n\n\n<h3 class=\"wp-block-heading\" id=\"volume-resistivity-measuring-resistance-through-the-bulk\">\u4f53\u79ef\u7535\u963b\u7387\uff1a\u6d4b\u91cf\u7a7f\u8fc7\u4f53\u79ef\u7684\u7535\u963b<\/h3>\n\n\n<p>\u5b83\u6d4b\u91cf\u7684\u662f\u6750\u6599\u4f53\u79ef\u5bf9\u7535\u6d41\u6d41\u52a8\u7684\u963b\u529b\u3002\u5b83\u88ab\u5b9a\u4e49\u4e3a\u6750\u6599\u5355\u4f4d\u7acb\u65b9\u4f53\u76f8\u5bf9\u9762\u4e4b\u95f4\u7684\u7535\u963b\uff0c\u7528\u6b27\u59c6\u8868\uff08\u03a9-m\uff09\u8868\u793a\u3002<\/p>\n\n\n<h4 class=\"wp-block-heading\" id=\"test-method\">\u6d4b\u8bd5\u65b9\u6cd5<\/h4>\n\n\n<p>\u6807\u51c6\u5316\u65b9\u6cd5\u53ef\u786e\u4fdd\u6d4b\u91cf\u7ed3\u679c\u7684\u4e00\u81f4\u6027\u548c\u53ef\u9760\u6027\u3002ASTM D257 \u662f\u5e7f\u6cdb\u4f7f\u7528\u7684\u4f53\u79ef\u7535\u963b\u7387\u6d4b\u91cf\u6807\u51c6\u3002\u5b83\u5305\u62ec\u5728\u6750\u6599\u6837\u54c1\u4e0a\u65bd\u52a0\u5df2\u77e5\u7535\u538b\u5e76\u6d4b\u91cf\u4ea7\u751f\u7684\u7535\u6d41\u3002\u7136\u540e\u6839\u636e\u6837\u54c1\u7684\u5c3a\u5bf8\u4ee5\u53ca\u6d4b\u91cf\u5230\u7684\u7535\u6d41\u548c\u7535\u538b\u8ba1\u7b97\u51fa\u4f53\u79ef\u7535\u963b\u7387\u3002\u901a\u5e38\u4f7f\u7528\u6709\u4fdd\u62a4\u7684\u7535\u6781\uff0c\u4ee5\u5c3d\u91cf\u51cf\u5c11\u8868\u9762\u6cc4\u6f0f\u7535\u6d41\u7684\u5f71\u54cd\uff0c\u56e0\u4e3a\u8868\u9762\u6cc4\u6f0f\u7535\u6d41\u4f1a\u4eba\u4e3a\u5730\u964d\u4f4e\u6d4b\u5f97\u7684\u7535\u963b\u7387\u3002<\/p>\n\n\n<h4 class=\"wp-block-heading\" id=\"significance\">\u91cd\u8981\u610f\u4e49<\/h4>\n\n\n<p>\u4f53\u79ef\u7535\u963b\u7387\u53ef\u8861\u91cf\u6750\u6599\u7684\u56fa\u6709\u7edd\u7f18\u80fd\u529b\u3002\u4f53\u79ef\u7535\u963b\u7387\u5bf9\u4e8e\u8bc4\u4f30\u57fa\u5e95\u6750\u6599\u7684\u6574\u4f53\u7edd\u7f18\u8d28\u91cf\u53ca\u5176\u9632\u6b62\u591a\u5c42\u5370\u5237\u7535\u8def\u677f\u5bfc\u7535\u5c42\u4e4b\u95f4\u6f0f\u7535\u6d41\u7684\u80fd\u529b\u975e\u5e38\u91cd\u8981\u3002\u9ad8\u4f53\u79ef\u7535\u963b\u7387\u5bf9\u4e8e\u9632\u6b62\u77ed\u8def\u548c\u786e\u4fdd\u7535\u8def\u6b63\u5e38\u5de5\u4f5c\u81f3\u5173\u91cd\u8981\u3002<\/p>\n\n\n<h3 class=\"wp-block-heading\" id=\"surface-resistivity-measuring-resistance-along-the-surface\">\u8868\u9762\u7535\u963b\u7387\uff1a\u6cbf\u8868\u9762\u6d4b\u91cf\u7535\u963b<\/h3>\n\n\n<p>\u5b83\u6d4b\u91cf\u7684\u662f\u6750\u6599\u8868\u9762\u5bf9\u7535\u6d41\u6d41\u52a8\u7684\u963b\u529b\u3002\u5b83\u88ab\u5b9a\u4e49\u4e3a\u6750\u6599\u540c\u4e00\u8868\u9762\u4e0a\u7684\u4e24\u4e2a\u7535\u6781\u4e4b\u95f4\u7684\u7535\u963b\uff0c\u8fd9\u4e24\u4e2a\u7535\u6781\u6784\u6210\u4e00\u4e2a\u6b63\u65b9\u5f62\u7684\u5bf9\u8fb9\u3002\u5355\u4f4d\u4e3a\u6b27\u59c6\/\u5e73\u65b9\uff08\u03a9\/\u5e73\u65b9\uff09\u3002<\/p>\n\n\n<h4 class=\"wp-block-heading\" id=\"test-method\">\u6d4b\u8bd5\u65b9\u6cd5<\/h4>\n\n\n<p>\u4e0e\u4f53\u79ef\u7535\u963b\u7387\u7c7b\u4f3c\uff0c\u8868\u9762\u7535\u963b\u7387\u4e5f\u91c7\u7528\u6807\u51c6\u5316\u7a0b\u5e8f\u8fdb\u884c\u6d4b\u91cf\u3002ASTM D257 \u4e5f\u6d89\u53ca\u8868\u9762\u7535\u963b\u7387\u7684\u6d4b\u91cf\u3002\u901a\u5e38\u9700\u8981\u4f7f\u7528\u4fdd\u62a4\u73af\u7535\u6781\u914d\u7f6e\uff0c\u4ee5\u5c3d\u91cf\u51cf\u5c11\u4f53\u79ef\u4f20\u5bfc\u7684\u5f71\u54cd\u3002\u53ef\u80fd\u9700\u8981\u4ed4\u7ec6\u5236\u5907\u6837\u54c1\u548c\u4f7f\u7528\u5bfc\u7535\u6d46\u6599\uff0c\u4ee5\u5c3d\u91cf\u51cf\u5c11\u63a5\u89e6\u7535\u963b\uff0c\u56e0\u4e3a\u63a5\u89e6\u7535\u963b\u4f1a\u5728\u6d4b\u91cf\u4e2d\u4ea7\u751f\u8bef\u5dee\u3002<\/p>\n\n\n<h4 class=\"wp-block-heading\" id=\"significance\">\u91cd\u8981\u610f\u4e49<\/h4>\n\n\n<p>\u5728\u8868\u9762\u6761\u4ef6\u4f1a\u5f71\u54cd\u6027\u80fd\u7684\u5e94\u7528\u4e2d\uff0c\u8868\u9762\u7535\u963b\u7387\u81f3\u5173\u91cd\u8981\u3002\u5728\u8868\u9762\u6c61\u67d3\u6216\u5438\u6e7f\u4f1a\u4e25\u91cd\u5f71\u54cd\u7535\u8def\u6027\u80fd\u7684\u5e94\u7528\u4e2d\uff0c\u8868\u9762\u7535\u963b\u7387\u5c24\u4e3a\u91cd\u8981\u3002\u5b83\u8fd8\u4e0e\u8bc4\u4f30\u9759\u7535\u653e\u7535\uff08ESD\uff09\u635f\u574f\u98ce\u9669\u6709\u5173\uff0c\u56e0\u4e3a\u9ad8\u8868\u9762\u7535\u963b\u7387\u4f1a\u5bfc\u81f4\u9759\u7535\u8377\u79ef\u805a\u3002<\/p>\n\n\n\n<p>\u6b63\u786e\u7684\u6d4b\u91cf\u6280\u672f\u5bf9\u4e8e\u51c6\u786e\u9274\u5b9a\u7535\u8def\u677f\u57fa\u5e95\u6750\u6599\u7684\u7535\u963b\u5e76\u786e\u4fdd\u5176\u9002\u7528\u4e8e\u7279\u5b9a\u5e94\u7528\u81f3\u5173\u91cd\u8981\u3002\u8fd9\u4e9b\u6d4b\u91cf\u7ed3\u679c\u4e3a\u7535\u8def\u8bbe\u8ba1\u5e08\u63d0\u4f9b\u4e86\u5173\u952e\u6570\u636e\uff0c\u4f7f\u4ed6\u4eec\u80fd\u591f\u6839\u636e\u7279\u5b9a\u9700\u6c42\u9009\u62e9\u5177\u6709\u9002\u5f53\u7535\u6c14\u7279\u6027\u7684\u6750\u6599\u3002<\/p>\n\n\n<h2 class=\"wp-block-heading\" id=\"high-resistance-vs-low-resistance-in-circuit-board-bases\">\u7535\u8def\u677f\u5e95\u5ea7\u4e2d\u7684\u9ad8\u7535\u963b\u4e0e\u4f4e\u7535\u963b<\/h2>\n\n<h3 class=\"wp-block-heading\" id=\"why-high-resistance-is-generally-desired\">\u4e3a\u4ec0\u4e48\u4e00\u822c\u90fd\u9700\u8981\u9ad8\u7535\u963b<\/h3>\n\n<h4 class=\"wp-block-heading\" id=\"insulation\">\u7edd\u7f18<\/h4>\n\n\n<p>\u7535\u8def\u677f\u5e95\u5ea7\u7684\u4e3b\u8981\u529f\u80fd\u662f\u5728\u5bfc\u7535\u7ebf\u8def\u548c\u5143\u4ef6\u4e4b\u95f4\u63d0\u4f9b\u7535\u6c14\u7edd\u7f18\u3002 <strong>\u9ad8\u7535\u963b\u53ef\u786e\u4fdd\u7535\u6d41\u53ea\u6cbf\u7740\u9884\u5b9a\u8def\u5f84\u6d41\u52a8\uff0c\u9632\u6b62\u77ed\u8def\u548c\u4fe1\u53f7\u5e72\u6270\u3002<\/strong> \u4f4e\u7535\u963b\u4f1a\u5bfc\u81f4\u8ff9\u7ebf\u95f4\u7535\u6d41\u6cc4\u6f0f\uff0c\u9020\u6210\u4fe1\u53f7\u5931\u771f\u3001\u4e32\u6270\uff0c\u751a\u81f3\u53ef\u80fd\u5bfc\u81f4\u8bbe\u5907\u6545\u969c\u3002<\/p>\n\n\n<h4 class=\"wp-block-heading\" id=\"signal-integrity\">\u4fe1\u53f7\u5b8c\u6574\u6027<\/h4>\n\n\n<p>\u4fdd\u6301\u4fe1\u53f7\u5b8c\u6574\u6027\u81f3\u5173\u91cd\u8981\uff0c\u5c24\u5176\u662f\u5728\u9ad8\u901f\u7535\u8def\u4e2d\u3002\u5728\u9ad8\u901f\u6570\u5b57\u7535\u8def\u4e2d\uff0c\u57fa\u5e95\u6750\u6599\u7684\u4f4e\u7535\u963b\u4f1a\u5bfc\u81f4\u963b\u6297\u5931\u914d\u3001\u4fe1\u53f7\u53cd\u5c04\u3001\u4e32\u6270\u548c\u8870\u51cf\uff0c\u4ece\u800c\u964d\u4f4e\u4fe1\u53f7\u8d28\u91cf\u3002\u9ad8\u7535\u963b\u6709\u52a9\u4e8e\u4fdd\u6301\u4f20\u8f93\u7ebf\u7684\u7279\u6027\u963b\u6297\uff0c\u6700\u5927\u9650\u5ea6\u5730\u51cf\u5c11\u4fe1\u53f7\u5931\u771f\u3002<\/p>\n\n\n<h4 class=\"wp-block-heading\" id=\"power-efficiency\">\u7535\u6e90\u6548\u7387<\/h4>\n\n\n<p>\u9ad8\u7535\u963b\u6709\u52a9\u4e8e\u63d0\u9ad8\u529f\u7387\u6548\u7387\u3002\u4f4e\u7535\u963b\u9020\u6210\u7684\u6f0f\u7535\u6d41\u4f1a\u5bfc\u81f4\u529f\u7387\u635f\u8017\u548c\u53d1\u70ed\u589e\u52a0\uff0c\u4ece\u800c\u964d\u4f4e\u7535\u8def\u6548\u7387\u3002\u9ad8\u7535\u963b\u7387\u53ef\u6700\u5927\u9650\u5ea6\u5730\u51cf\u5c11\u4ecb\u8d28\u635f\u8017\uff0c\u63d0\u9ad8\u529f\u7387\u6548\u7387\uff0c\u5c24\u5176\u662f\u5728\u9ad8\u9891\u5e94\u7528\u4e2d\u3002<\/p>\n\n\n<h3 class=\"wp-block-heading\" id=\"scenarios-where-lower-resistance-might-be-acceptable-or-preferred\">\u53ef\u63a5\u53d7\u6216\u66f4\u559c\u6b22\u8f83\u4f4e\u963b\u529b\u7684\u60c5\u51b5<\/h3>\n\n\n<p>\u867d\u7136\u4e00\u822c\u60c5\u51b5\u4e0b\u90fd\u9700\u8981\u9ad8\u7535\u963b\uff0c\u4f46\u5728\u67d0\u4e9b\u7279\u6b8a\u60c5\u51b5\u4e0b\uff0c\u7a0d\u4f4e\u7684\u7535\u963b\u4e5f\u662f\u53ef\u4ee5\u63a5\u53d7\u7684\uff0c\u751a\u81f3\u662f\u9996\u9009\u3002<\/p>\n\n\n<h4 class=\"wp-block-heading\" id=\"ground-planes\">\u5730\u9762\u5e73\u9762<\/h4>\n\n\n<p>\u5728\u67d0\u4e9b\u60c5\u51b5\u4e0b\uff0c\u53ea\u8981\u4e0d\u5f71\u54cd\u7535\u8def\u677f\u7684\u6574\u4f53\u7edd\u7f18\u6027\u80fd\uff0c\u57fa\u5e95\u6750\u6599\u7684\u7535\u963b\u503c\u7565\u4f4e\u4e8e\u5730\u5e73\u9762\u4e5f\u662f\u53ef\u4ee5\u63a5\u53d7\u7684\u3002\u4e0d\u8fc7\uff0c\u8fd9\u9700\u8981\u8c28\u614e\u5904\u7406\uff0c\u800c\u4e0d\u662f\u57fa\u5e95\u6750\u6599\u7684\u4e00\u822c\u7279\u6027\u3002\u63a5\u5730\u5e73\u9762\u7684\u4e3b\u8981\u529f\u80fd\u662f\u4e3a\u4fe1\u53f7\u63d0\u4f9b\u4f4e\u963b\u6297\u7684\u8fd4\u56de\u8def\u5f84\uff0c\u5728\u8fd9\u65b9\u9762\uff0c\u7a0d\u4f4e\u7684\u7535\u963b\u6709\u65f6\u662f\u6709\u76ca\u7684\u3002<\/p>\n\n\n<h4 class=\"wp-block-heading\" id=\"specialized-applications\">\u4e13\u4e1a\u5e94\u7528<\/h4>\n\n\n<p>\u67d0\u4e9b\u7279\u6b8a\u5e94\u7528\u53ef\u80fd\u9700\u8981\u53d7\u63a7\u6c34\u5e73\u7684\u5bfc\u7535\u6027\u3002\u5728\u67d0\u4e9b\u7279\u6b8a\u5e94\u7528\u4e2d\uff0c\u4f8b\u5982\u5728\u67d0\u4e9b\u7c7b\u578b\u7684\u4f20\u611f\u5668\u6216\u9ad8\u538b\u7535\u8def\u4e2d\uff0c\u53ef\u80fd\u9700\u8981\u5bf9\u57fa\u6750\u7684\u5bfc\u7535\u6027\u80fd\u8fdb\u884c\u63a7\u5236\u3002\u4e0d\u8fc7\uff0c\u8fd9\u4e9b\u90fd\u662f\u4f8b\u5916\u60c5\u51b5\uff0c\u800c\u4e0d\u662f\u5e38\u6001\uff0c\u9700\u8981\u4e13\u95e8\u7684\u6750\u6599\u548c\u8bbe\u8ba1\u3002<\/p>\n\n\n<h3 class=\"wp-block-heading\" id=\"applications-where-resistance-is-critical\">\u963b\u529b\u81f3\u5173\u91cd\u8981\u7684\u5e94\u7528<\/h3>\n\n\n<p>\u67d0\u4e9b\u5e94\u7528\u5bf9\u57fa\u6750\u7684\u8010\u78e8\u6027\u6709\u4e25\u683c\u7684\u8981\u6c42\u3002<\/p>\n\n\n<h4 class=\"wp-block-heading\" id=\"highfrequency-circuits\">\u9ad8\u9891\u7535\u8def<\/h4>\n\n\n<p>\u5728\u5c04\u9891\u548c\u5fae\u6ce2\u7535\u8def\u4e2d\uff0c\u57fa\u5e95\u6750\u6599\u7684\u4ecb\u8d28\u635f\u8017\uff08\u4e0e\u5176\u7535\u963b\u6709\u5173\uff09\u662f\u4e00\u4e2a\u5173\u952e\u56e0\u7d20\u3002PTFE \u7b49\u4f4e\u635f\u8017\u6750\u6599\u5bf9\u4e8e\u6700\u5927\u9650\u5ea6\u5730\u51cf\u5c11\u4fe1\u53f7\u8870\u51cf\u548c\u4fdd\u6301\u9ad8\u9891\u4fe1\u53f7\u5b8c\u6574\u6027\u81f3\u5173\u91cd\u8981\u3002<\/p>\n\n\n<h4 class=\"wp-block-heading\" id=\"highvoltage-circuits\">\u9ad8\u538b\u7535\u8def<\/h4>\n\n\n<p>\u5728\u9ad8\u538b\u4e0b\u5de5\u4f5c\u7684\u7535\u8def\u4e2d\uff0c\u57fa\u5e95\u6750\u6599\u7684\u7535\u963b\u5fc5\u987b\u8db3\u591f\u9ad8\uff0c\u4ee5\u9632\u6b62\u4ecb\u7535\u51fb\u7a7f\uff0c\u786e\u4fdd\u5b89\u5168\u8fd0\u884c\u3002\u4ecb\u8d28\u51fb\u7a7f\u4f1a\u5bfc\u81f4\u7535\u8def\u677f\u53d1\u751f\u707e\u96be\u6027\u6545\u969c\u3002<\/p>\n\n\n<h4 class=\"wp-block-heading\" id=\"sensitive-analog-circuits\">\u7075\u654f\u6a21\u62df\u7535\u8def<\/h4>\n\n\n<p>\u5728\u7cbe\u5bc6\u6a21\u62df\u7535\u8def\u4e2d\uff0c\u7531\u4e8e\u57fa\u6781\u7535\u963b\u8fc7\u4f4e\uff0c\u5373\u4f7f\u662f\u5f88\u5c0f\u7684\u6f0f\u7535\u6d41\u4e5f\u4f1a\u5e26\u6765\u566a\u58f0\u548c\u504f\u79fb\u8bef\u5dee\uff0c\u5f71\u54cd\u6d4b\u91cf\u7cbe\u5ea6\u3002\u9ad8\u7535\u963b\u5bf9\u4e8e\u4fdd\u6301\u8fd9\u4e9b\u7535\u8def\u7684\u7cbe\u5ea6\u548c\u7a33\u5b9a\u6027\u81f3\u5173\u91cd\u8981\u3002<\/p>\n\n\n\n<p>\u7535\u8def\u677f\u5e95\u5ea7\u6240\u9700\u7684\u7535\u963b\u53d6\u51b3\u4e8e\u5177\u4f53\u7684\u5e94\u7528\u8981\u6c42\uff0c\u4e00\u822c\u6765\u8bf4\uff0c\u5927\u591a\u6570\u5e94\u7528\u90fd\u503e\u5411\u4e8e\u4f7f\u7528\u9ad8\u7535\u963b\uff0c\u4ee5\u786e\u4fdd\u9002\u5f53\u7684\u7edd\u7f18\u548c\u4fe1\u53f7\u5b8c\u6574\u6027\u3002\u6750\u6599\u7684\u9009\u62e9\u53d6\u51b3\u4e8e\u8fd9\u4e9b\u8981\u6c42\uff0c\u5fc5\u987b\u4ed4\u7ec6\u8003\u8651\u4e0d\u540c\u6750\u6599\u7279\u6027\u4e4b\u95f4\u7684\u6743\u8861\u3002<\/p>\n\n\n<h2 class=\"wp-block-heading\" id=\"consequences-of-inappropriate-resistance\">\u4e0d\u5f53\u62b5\u6297\u7684\u540e\u679c<\/h2>\n\n<h3 class=\"wp-block-heading\" id=\"problems-caused-by-too-low-resistance\">\u7535\u963b\u8fc7\u4f4e\u5bfc\u81f4\u7684\u95ee\u9898<\/h3>\n\n<h4 class=\"wp-block-heading\" id=\"signal-leakage\">\u4fe1\u53f7\u6cc4\u6f0f<\/h4>\n\n\n<p>\u5728\u591a\u5c42\u5370\u5237\u7535\u8def\u677f\u4e2d\uff0c\u7535\u6d41\u53ef\u80fd\u4f1a\u5728\u76f8\u90bb\u8ff9\u7ebf\u4e4b\u95f4\u6216\u4e0d\u540c\u5c42\u4e4b\u95f4\u6cc4\u6f0f\uff0c\u4ece\u800c\u5bfc\u81f4\u4fe1\u53f7\u5931\u771f\u548c\u6545\u969c\u3002\u8fd9\u79cd\u6cc4\u6f0f\u4f1a\u635f\u574f\u6570\u636e\u5e76\u5bfc\u81f4\u7535\u8def\u8fd0\u884c\u9519\u8bef\u3002<\/p>\n\n\n<h4 class=\"wp-block-heading\" id=\"crosstalk\">\u4e32\u97f3<\/h4>\n\n\n<p>\u6765\u81ea\u4e00\u6761\u7ebf\u8def\u7684\u4fe1\u53f7\u4f1a\u8026\u5408\u5230\u76f8\u90bb\u7ebf\u8def\uff0c\u4ece\u800c\u4ea7\u751f\u5e72\u6270\u548c\u566a\u58f0\uff0c\u8fd9\u5728\u9ad8\u901f\u7535\u8def\u4e2d\u5c24\u4e3a\u4e25\u91cd\u3002\u4e32\u6270\u4f1a\u5bfc\u81f4\u6570\u636e\u9519\u8bef\u548c\u4fe1\u53f7\u5b8c\u6574\u6027\u964d\u4f4e\u3002<\/p>\n\n\n<h4 class=\"wp-block-heading\" id=\"power-loss\">\u529f\u7387\u635f\u8017<\/h4>\n\n\n<p>\u6f0f\u7535\u6d41\u4f1a\u4ee5\u70ed\u91cf\u5f62\u5f0f\u8017\u6563\u529f\u7387\uff0c\u964d\u4f4e\u7535\u8def\u6548\u7387\uff0c\u5e76\u53ef\u80fd\u5bfc\u81f4\u70ed\u95ee\u9898\uff0c\u5c24\u5176\u662f\u5728\u5927\u529f\u7387\u5e94\u7528\u4e2d\u3002\u8fd9\u4f1a\u5bfc\u81f4\u5143\u4ef6\u8fc7\u65e9\u5931\u6548\uff0c\u964d\u4f4e\u7cfb\u7edf\u53ef\u9760\u6027\u3002<\/p>\n\n\n<h4 class=\"wp-block-heading\" id=\"short-circuits\">\u77ed\u8def<\/h4>\n\n\n<p>\u5728\u6781\u7aef\u60c5\u51b5\u4e0b\uff0c\u6781\u4f4e\u7684\u7535\u963b\u4f1a\u5bfc\u81f4\u8ff9\u7ebf\u6216\u5143\u4ef6\u4e4b\u95f4\u77ed\u8def\uff0c\u9020\u6210\u8bbe\u5907\u7684\u707e\u96be\u6027\u6545\u969c\u3002\u77ed\u8def\u4f1a\u5bfc\u81f4\u7535\u6d41\u8fc7\u5927\uff0c\u6709\u53ef\u80fd\u635f\u574f\u5143\u4ef6\uff0c\u4f7f\u7535\u8def\u677f\u65e0\u6cd5\u4f7f\u7528\u3002<\/p>\n\n\n<h3 class=\"wp-block-heading\" id=\"problems-caused-by-too-high-resistance\">\u7535\u963b\u8fc7\u9ad8\u5bfc\u81f4\u7684\u95ee\u9898<\/h3>\n\n\n<p>\u5728\u67d0\u4e9b\u60c5\u51b5\u4e0b\uff0c\u8fc7\u9ad8\u7684\u7535\u963b\u503c\u4e5f\u4f1a\u9020\u6210\u95ee\u9898\uff0c\u4f46\u8fd9\u79cd\u60c5\u51b5\u5e76\u4e0d\u5e38\u89c1\u3002<\/p>\n\n\n<h4 class=\"wp-block-heading\" 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