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 <title><![CDATA[请问s7-200 cpu222的通讯口和tp070通讯口 ..]]></title>
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 <description><![CDATA[你老兄还有TP070?&nbsp;&nbsp;TP170micro是TP070的升级产品。如果070也是rs485口的话，那就基本跟222口差不多]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-48962#658961.html]]></link>
 <author><![CDATA[以恒]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Fri, 30 Oct 2009 10:59:25 +0000]]></pubdate>
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