{"id":6354,"date":"2023-08-01T01:44:04","date_gmt":"2023-08-01T01:44:04","guid":{"rendered":"https:\/\/www.besterpcba.com\/?p=6354"},"modified":"2023-08-01T01:44:04","modified_gmt":"2023-08-01T01:44:04","slug":"what-is-loss-tangent","status":"publish","type":"post","link":"https:\/\/www.besterpcba.com\/zh_hk\/%e4%bb%80%e4%b9%88%e6%98%af%e6%8d%9f%e5%a4%b1-%e5%88%87%e7%ba%bf-2\/","title":{"rendered":"\u4ec0\u4e48\u662f\u635f\u5931\u5207\u7ebf"},"content":{"rendered":"<h2 class=\"wp-block-heading\" id=\"what-is-loss-tangent\">\u4ec0\u4e48\u662f\u635f\u5931\u5207\u7ebf<\/h2>\n\n\n<p>\u635f\u8017\u5207\u7ebf\uff0c\u53c8\u79f0\u8017\u6563\u56e0\u5b50\uff08Df\uff09\uff0c\u662f\u5370\u5237\u7535\u8def\u677f\u884c\u4e1a\u7684\u4e00\u4e2a\u91cd\u8981\u53c2\u6570\uff0c\u7528\u4e8e\u6d4b\u91cf\u4fe1\u53f7\u6cbf\u4f20\u8f93\u7ebf\u4f20\u8f93\u65f6\u7684\u4fe1\u53f7\u635f\u8017\u91cf\u3002\u5b83\u662f\u4e00\u4e2a\u65e0\u91cf\u7eb2\u503c\uff0c\u8868\u793a PCB 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