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 <title><![CDATA[新手请教。plc300和200综合组态的程序备份 ..]]></title>
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 <description><![CDATA[1楼高手，实际确实如此，你只需备份300的程序即可，200的程序单独下载下来也备份一下，后备无忧。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1371315#1244505.html]]></link>
 <author><![CDATA[xudonglin_99]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Tue, 10 Apr 2012 08:02:38 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[谢谢指教。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1371315#1244151.html]]></link>
 <author><![CDATA[luo1]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Mon, 09 Apr 2012 18:37:04 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[300与200做DP通讯,仅在300侧组态EM277中数据输入输出区域的偏移地址,200侧仅需要设定EM277的拨码开关,无需编写程序. [s:21]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1371315#1244028.html]]></link>
 <author><![CDATA[cvlsam]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Mon, 09 Apr 2012 12:38:28 +0000]]></pubdate>
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