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 <title><![CDATA[如图，里边的DBX4.0等为什么没指定哪个数 ..]]></title>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1546491.html]]></link>
 <description><![CDATA[Latest 50 replies of 如图，里边的DBX4.0等为什么没指定哪个数 ..]]></description>
 <copyright><![CDATA[Copyright(C) 工控人家园]]></copyright>
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 <lastBuildDate><![CDATA[Mon, 27 Apr 2026 19:06:31 +0000]]></lastBuildDate>
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 <title><![CDATA[工控人家园]]></title>
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 <description><![CDATA[工控人家园]]></description>
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<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[OPN DB2
OPN DI3
LD DBX2.2
O Q0.0
A&#160;&#160;DIX2.2
OUT Q0.0


同
LD DB2.DBX2.2
O Q0.0
A DB3.DBX2.2
OUT Q0.0


如上所示是起保停电路的写法，其实两组程序实现的功能是一样的]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1546491#1792579.html]]></link>
 <author><![CDATA[renzhiwei]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Sat, 09 Jul 2016 11:32:45 +0000]]></pubdate>
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<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[这样写也太牛B了]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1546491#1791375.html]]></link>
 <author><![CDATA[zhoufall]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Tue, 05 Jul 2016 13:09:41 +0000]]></pubdate>
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<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[搜索程序中的OPN指令。

Good Luck~]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1546491#1790013.html]]></link>
 <author><![CDATA[cvlsam]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Fri, 01 Jul 2016 14:53:20 +0000]]></pubdate>
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