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 <title><![CDATA[求助]]></title>
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 <description><![CDATA[选plc要看你需要几个输入点，几个输出点。也就是说你用几个按钮，几个行程开关。需要输入的信号有几个。需要控制几台电机，几个电磁阀，等等。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-82956#888373.html]]></link>
 <author><![CDATA[mayanheng]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 22 Oct 2010 10:08:42 +0000]]></pubdate>
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