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 <title><![CDATA[Re:请问。怎么理解西门子系统的软元件]]></title>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1663330.html]]></link>
 <description><![CDATA[Latest 50 replies of Re:请问。怎么理解西门子系统的软元件]]></description>
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 <description><![CDATA[用DB数据块就可以解决了，上面用的指令也不对，如果你创建是的数据块是DB5，应该是DB5.DBW0写法才对。三楼是正解]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1663330#2028360.html]]></link>
 <author><![CDATA[shcaoxianyon]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Wed, 20 Feb 2019 02:17:38 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[[attachment=230170] 
page 29]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1663330#2027970.html]]></link>
 <author><![CDATA[tkggtdkjpl]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Mon, 18 Feb 2019 02:34:45 +0000]]></pubdate>
</item>
<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[用DB数据块就可以解决了，上面用的指令也不对，如果你创建是的数据块是DB5，应该是DB5.DBW0写法才对]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1663330#2027907.html]]></link>
 <author><![CDATA[beni]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Sun, 17 Feb 2019 14:10:09 +0000]]></pubdate>
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<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[没有介绍，只使用实数实例，没有人机设定值实例]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1663330#2027853.html]]></link>
 <author><![CDATA[xiejiale]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Sun, 17 Feb 2019 03:42:46 +0000]]></pubdate>
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<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[去西门子官网看定时器的程序例子]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1663330#2027852.html]]></link>
 <author><![CDATA[tkggtdkjpl]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Sun, 17 Feb 2019 03:32:55 +0000]]></pubdate>
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