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 <title><![CDATA[PLC程序保护]]></title>
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 <description><![CDATA[Latest 50 replies of PLC程序保护]]></description>
 <copyright><![CDATA[Copyright(C) 工控人家园]]></copyright>
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<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[看看高手怎么讲]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-73667#864853.html]]></link>
 <author><![CDATA[运筹帷幄]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Mon, 13 Sep 2010 07:35:50 +0000]]></pubdate>
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<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[楼上的朋友，通讯口怎么做呢？]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-73667#864824.html]]></link>
 <author><![CDATA[步进]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Mon, 13 Sep 2010 06:49:30 +0000]]></pubdate>
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<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[在通信口也可以做，呵呵&nbsp;&nbsp;但是做完了只有知道的人能用，否则将无法通信。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-73667#860220.html]]></link>
 <author><![CDATA[liushiyong]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Sun, 05 Sep 2010 11:28:20 +0000]]></pubdate>
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<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[不懂，想学学，刚看有点难]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-73667#860088.html]]></link>
 <author><![CDATA[zjxcwy]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Sun, 05 Sep 2010 02:42:08 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[[s:28]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-73667#860035.html]]></link>
 <author><![CDATA[zch]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Sun, 05 Sep 2010 01:14:09 +0000]]></pubdate>
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<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[我也想知道,盼高手来作答!!]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-73667#852038.html]]></link>
 <author><![CDATA[方谭]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Sun, 22 Aug 2010 09:55:26 +0000]]></pubdate>
</item>
<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[不懂，想学学，刚看有点难]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-73667#851613.html]]></link>
 <author><![CDATA[geyong]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Sat, 21 Aug 2010 13:16:03 +0000]]></pubdate>
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<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[学习中！！！]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-73667#851186.html]]></link>
 <author><![CDATA[boby]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Fri, 20 Aug 2010 15:49:34 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[好像是有的，记得以前遇到过一台设备，把这个信号串到急停按钮上，只有按下急停才允许改程序，可忘了是哪一个M继电器了。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-73667#848184.html]]></link>
 <author><![CDATA[lightning]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Mon, 16 Aug 2010 02:13:43 +0000]]></pubdate>
</item>
<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[好象没有]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-73667#847267.html]]></link>
 <author><![CDATA[hjjffz]]></author>
 <category><![CDATA[三菱工控论坛]]></category>
 <pubdate><![CDATA[Sat, 14 Aug 2010 11:46:46 +0000]]></pubdate>
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