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 <title><![CDATA[西门子plc S7-300中的SFC64使用问题]]></title>
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 <description><![CDATA[Latest 50 replies of 西门子plc S7-300中的SFC64使用问题]]></description>
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 <description><![CDATA[谢啦哈！]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-105408#1043931.html]]></link>
 <author><![CDATA[ziranyixiao]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Mon, 16 May 2011 09:54:22 +0000]]></pubdate>
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 <description><![CDATA[SFC64是读取PLC的运行时间，以MS为单位，只要你的PLC处于RUN状态，此数值不断增加，直至最大值后循环。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-105408#1041530.html]]></link>
 <author><![CDATA[cvlsam]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Fri, 13 May 2011 12:22:41 +0000]]></pubdate>
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