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 <description><![CDATA[Latest 50 replies of 紧急求助!西门子PLC发脉冲设置]]></description>
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 <description><![CDATA[简单,直接PTO向导或者EM253位控模块就OK了,具体细节可参照手册,里面有详细讲解,值得注意的是西门子的脉冲好象是讲MS不是讲HZ,不过多转换一次思维而已.]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-33209#467384.html]]></link>
 <author><![CDATA[子丑寅卯9]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 24 Mar 2009 02:23:48 +0000]]></pubdate>
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