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 <title><![CDATA[EM253的运动包络问题,请大家帮帮忙.]]></title>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-27984.html]]></link>
 <description><![CDATA[Latest 50 replies of EM253的运动包络问题,请大家帮帮忙.]]></description>
 <copyright><![CDATA[Copyright(C) 工控人家园]]></copyright>
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 <title><![CDATA[]]></title>
 <description><![CDATA[数据块里好像只可以附初值哦
对楼主的问题我也很关注呀]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-27984#989621.html]]></link>
 <author><![CDATA[jx982cms]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Sat, 12 Mar 2011 05:34:39 +0000]]></pubdate>
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<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[包络表数据可以修改的，在数据块里的向导，点开看看，一般改恒速段的脉冲数]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-27984#987903.html]]></link>
 <author><![CDATA[jx_einstein]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Thu, 10 Mar 2011 01:27:42 +0000]]></pubdate>
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<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[高手啊。。。。。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-27984#986827.html]]></link>
 <author><![CDATA[yuyuanquan]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Tue, 08 Mar 2011 11:53:50 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[我也好想知道这方面的东西哦，能否有高手出招呢？]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-27984#986592.html]]></link>
 <author><![CDATA[jx982cms]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Tue, 08 Mar 2011 05:21:33 +0000]]></pubdate>
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<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[这个问题我正好用到，回去试试]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-27984#986005.html]]></link>
 <author><![CDATA[mstzhang0]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Mon, 07 Mar 2011 09:16:54 +0000]]></pubdate>
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<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[都是高手哦！]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-27984#402278.html]]></link>
 <author><![CDATA[yjj888666]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Wed, 31 Dec 2008 03:14:11 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[当然可以
可以直接修改数据块中的参数
也可以自己编包络
更加简单一些
好像使用PLS指令吧]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-27984#398889.html]]></link>
 <author><![CDATA[flin124]]></author>
 <category><![CDATA[西门子工控论坛]]></category>
 <pubdate><![CDATA[Sat, 27 Dec 2008 11:58:33 +0000]]></pubdate>
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