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 <title><![CDATA[1KW的发热管电阻多大]]></title>
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 <description><![CDATA[Latest 50 replies of 1KW的发热管电阻多大]]></description>
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 <description><![CDATA[可以按纯电阻来计算。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-81408#883550.html]]></link>
 <author><![CDATA[lhy28196]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 14 Oct 2010 14:36:09 +0000]]></pubdate>
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 <description><![CDATA[发热管的冷态电阻小]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-81408#883330.html]]></link>
 <author><![CDATA[jklmn123]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 14 Oct 2010 08:50:01 +0000]]></pubdate>
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 <description><![CDATA[发热管电阻=电压的平方/功率(标称值)]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-81408#883188.html]]></link>
 <author><![CDATA[zhtok]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 14 Oct 2010 03:37:09 +0000]]></pubdate>
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 <description><![CDATA[工作时候的电阻 不代表非工作的电阻。。。和灯泡的电阻有点点一样道理]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-81408#882335.html]]></link>
 <author><![CDATA[lixg12]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 12 Oct 2010 15:06:25 +0000]]></pubdate>
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 <description><![CDATA[功率等于电压的平方除以电阻]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-81408#882213.html]]></link>
 <author><![CDATA[211开关]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 12 Oct 2010 12:37:37 +0000]]></pubdate>
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 <description><![CDATA[W=UI&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; R =U/I]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-81408#882204.html]]></link>
 <author><![CDATA[jiayuan2540]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 12 Oct 2010 12:29:58 +0000]]></pubdate>
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 <description><![CDATA[发热管电阻=电压的平方/功率]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-81408#882167.html]]></link>
 <author><![CDATA[dl2006]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 12 Oct 2010 11:19:31 +0000]]></pubdate>
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 <description><![CDATA[P=U*I=I*I*R=U*U/R]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-81408#882140.html]]></link>
 <author><![CDATA[wlezec]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 12 Oct 2010 10:43:42 +0000]]></pubdate>
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