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 <title><![CDATA[S7-200PID恒压供水的问题]]></title>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-14152.html]]></link>
 <description><![CDATA[Latest 50 replies of S7-200PID恒压供水的问题]]></description>
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 <title><![CDATA[]]></title>
 <description><![CDATA[see see]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-14152#318357.html]]></link>
 <author><![CDATA[heishitou]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Fri, 26 Sep 2008 18:03:02 +0000]]></pubdate>
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<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[KAN KAN [s:21]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-14152#317922.html]]></link>
 <author><![CDATA[ldj9936]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Fri, 26 Sep 2008 06:11:38 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[但是我在程序里面这个VB100只出现了一次阿，就在这个里面，他是存放pid运算公式的么？能帮我看下程序么]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-14152#230802.html]]></link>
 <author><![CDATA[yxmccc]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Mon, 26 May 2008 14:56:10 +0000]]></pubdate>
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<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[TBL是指的回路表，转换的数字你愿意放在哪里跟回路表不是同一个概念]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-14152#230758.html]]></link>
 <author><![CDATA[以恒]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Mon, 26 May 2008 14:05:27 +0000]]></pubdate>
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