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 <title><![CDATA[问个菜鸟级的问题]]></title>
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 <description><![CDATA[Latest 50 replies of 问个菜鸟级的问题]]></description>
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 <description><![CDATA[看到这里都有Step7 V5.5的版本了，啊也是用在S7-300的，那用5.5版本的啊能打开用5.4版本的程序的]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1371093#1243337.html]]></link>
 <author><![CDATA[张家港市]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Sun, 08 Apr 2012 12:56:00 +0000]]></pubdate>
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 <description><![CDATA[S7-300&amp;400用Step7 V5.4&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;要授权 
S7-200 Step7 MicroWin 不要授权]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1371093#1242917.html]]></link>
 <author><![CDATA[liudayin-001]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Sat, 07 Apr 2012 23:57:51 +0000]]></pubdate>
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 <description><![CDATA[[s:26]&nbsp;&nbsp;]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1371093#1242840.html]]></link>
 <author><![CDATA[埋了没死]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Sat, 07 Apr 2012 14:03:43 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[S7-300&amp;400用Step7 V5.4&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;要授权
S7-200 Step7 MicroWin 不要授权]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1371093#1242800.html]]></link>
 <author><![CDATA[szzhang001]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Sat, 07 Apr 2012 13:09:30 +0000]]></pubdate>
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