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 <description><![CDATA[Latest 50 replies of 求助ifix与西门子300走opc以太网通讯]]></description>
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 <description><![CDATA[ifix和西门子有专用的驱动s7a，为什么非要用opc呢？opc基本都是收费的]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1607865#1908421.html]]></link>
 <author><![CDATA[rqhan]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 25 Jul 2017 14:58:06 +0000]]></pubdate>
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 <description><![CDATA[ifix表示没有用过。。。。。。。。。 [s:28]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1607865#1907414.html]]></link>
 <author><![CDATA[周家大少]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 21 Jul 2017 14:35:00 +0000]]></pubdate>
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 <description><![CDATA[[s:26]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1607865#1907258.html]]></link>
 <author><![CDATA[王小明]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 21 Jul 2017 02:21:16 +0000]]></pubdate>
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