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 <title><![CDATA[求帮助：关于十字路交通灯的S7-200 PLC 程 ..]]></title>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-19576.html]]></link>
 <description><![CDATA[Latest 50 replies of 求帮助：关于十字路交通灯的S7-200 PLC 程 ..]]></description>
 <copyright><![CDATA[Copyright(C) 工控人家园]]></copyright>
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 <lastBuildDate><![CDATA[Mon, 04 May 2026 01:55:57 +0000]]></lastBuildDate>
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 <title><![CDATA[工控人家园]]></title>
 <link><![CDATA[http://www.ymmfa.com]]></link>
 <description><![CDATA[工控人家园]]></description>
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<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[下下，，上学的时候编过，不知道LZ是怎么编的]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-19576#406154.html]]></link>
 <author><![CDATA[luanzh]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Sun, 04 Jan 2009 08:15:28 +0000]]></pubdate>
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<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[学习了，有点明白]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-19576#360293.html]]></link>
 <author><![CDATA[qiuluhua]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Thu, 20 Nov 2008 02:01:38 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[学习了,多谢!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-19576#307420.html]]></link>
 <author><![CDATA[water处理]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Thu, 11 Sep 2008 07:45:18 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[看看再说吧]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-19576#297681.html]]></link>
 <author><![CDATA[gaoren]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Sat, 30 Aug 2008 07:16:09 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[西门子200是这样的，同一个Q是不行的，不过你可以用子程序做也可以的！！！]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-19576#289344.html]]></link>
 <author><![CDATA[星雨]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Tue, 19 Aug 2008 04:31:22 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[问题解决了！！就是双输出的问题。。在一个程序中Q点只能有一个输出，其使能端最好用M进行控制控制。。LD M0.0&nbsp;&nbsp;A M0.1 A M0.2 =Q0.0]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-19576#288451.html]]></link>
 <author><![CDATA[lxh3251335]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Sun, 17 Aug 2008 16:03:32 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[这个问题和三菱的一个类似]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-19576#288443.html]]></link>
 <author><![CDATA[jackal]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Sun, 17 Aug 2008 15:50:57 +0000]]></pubdate>
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