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 <title><![CDATA[3相5线之间的关系]]></title>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1533377.html]]></link>
 <description><![CDATA[Latest 50 replies of 3相5线之间的关系]]></description>
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 <description><![CDATA[有时间去学学怎么测量绝缘。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1533377#1734829.html]]></link>
 <author><![CDATA[笑看人生]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 08 Jan 2016 12:13:55 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[电工都没有学好，还搞自动化，小心害人害己呀]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1533377#1731398.html]]></link>
 <author><![CDATA[yamqq]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 29 Dec 2015 02:42:55 +0000]]></pubdate>
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 <description><![CDATA[3楼6楼正解，你要测绝缘，先断开负载]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1533377#1731373.html]]></link>
 <author><![CDATA[mrkwz1]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 29 Dec 2015 02:00:22 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[TN-S供电系统，变压器中性点接地，由近地端引出PE即保护零，为了安全要重复接地。变压器中性点端子引出N即工作零，八十来欧是电柜内有单相负载，闭合以后测量的是变压器内阻。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1533377#1730387.html]]></link>
 <author><![CDATA[骑着兔子撵狗]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sat, 26 Dec 2015 03:18:58 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[后面负载的电阻吧，你量的是出线。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1533377#1720486.html]]></link>
 <author><![CDATA[wxw168]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 26 Nov 2015 05:52:55 +0000]]></pubdate>
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 <description><![CDATA[3楼解答准确]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1533377#1720385.html]]></link>
 <author><![CDATA[往事如风]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 26 Nov 2015 01:25:10 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[两个误区：1 测量前必须拆除所有断路器负载。2 万用表不是测量绝缘用的&nbsp;&nbsp;测量绝缘要用500V兆欧表（俗称 摇表）]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1533377#1720376.html]]></link>
 <author><![CDATA[weisongyuan]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 26 Nov 2015 00:55:41 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;火线与零线之间有负载？]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1533377#1720358.html]]></link>
 <author><![CDATA[zhtokokk]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 26 Nov 2015 00:01:30 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[正常，三相电不平衡的缘故]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1533377#1720216.html]]></link>
 <author><![CDATA[fom]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Wed, 25 Nov 2015 04:50:16 +0000]]></pubdate>
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