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 <title><![CDATA[设计一个PLC控制系统的七个步骤]]></title>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-7454.html]]></link>
 <description><![CDATA[Latest 50 replies of 设计一个PLC控制系统的七个步骤]]></description>
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 <title><![CDATA[工控人家园]]></title>
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 <description><![CDATA[工控人家园]]></description>
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 <description><![CDATA[最重要一点没有说清楚：搞清楚你要控制的系统或者设备的要求。
这才是电气设计的核心：电气设计是为结构服务的，一旦结构设计出了大问题，神仙都难救。
很多电气设计人员对结构设计根本就不关心，你能指望他设计好电气系统？]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-7454#308323.html]]></link>
 <author><![CDATA[xghtj]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 12 Sep 2008 12:19:20 +0000]]></pubdate>
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<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[谢谢了！学习]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-7454#305173.html]]></link>
 <author><![CDATA[yytg]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Mon, 08 Sep 2008 13:10:16 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[学习了，谢谢]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-7454#305171.html]]></link>
 <author><![CDATA[szrunluo]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Mon, 08 Sep 2008 13:08:08 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[写得很好！]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-7454#305159.html]]></link>
 <author><![CDATA[dzg2000]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Mon, 08 Sep 2008 12:57:42 +0000]]></pubdate>
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<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[好&nbsp;&nbsp; 学习&nbsp;&nbsp;学习]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-7454#304986.html]]></link>
 <author><![CDATA[谭新]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Mon, 08 Sep 2008 08:57:26 +0000]]></pubdate>
</item>
<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[經驗啊！]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-7454#304073.html]]></link>
 <author><![CDATA[houniao]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sun, 07 Sep 2008 06:39:59 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[学习了，记下来]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-7454#283016.html]]></link>
 <author><![CDATA[goldern23]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sun, 10 Aug 2008 04:22:34 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[真是经验之谈!]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-7454#281774.html]]></link>
 <author><![CDATA[n-s-d]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 08 Aug 2008 07:06:51 +0000]]></pubdate>
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<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[顶 交流学习]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-7454#281190.html]]></link>
 <author><![CDATA[plcxt(s.m)]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 07 Aug 2008 11:22:23 +0000]]></pubdate>
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<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[学习中.]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-7454#281147.html]]></link>
 <author><![CDATA[wwcwwc]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 07 Aug 2008 10:29:31 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[不错，看完有同感]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-7454#281097.html]]></link>
 <author><![CDATA[超越无限]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 07 Aug 2008 09:08:21 +0000]]></pubdate>
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<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[说得不错！]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-7454#280881.html]]></link>
 <author><![CDATA[杨官华]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 07 Aug 2008 03:38:47 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[嗯，有道理]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-7454#275565.html]]></link>
 <author><![CDATA[yeyhx]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 31 Jul 2008 04:11:01 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[编程前还要绘制电气图]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-7454#275505.html]]></link>
 <author><![CDATA[intel167]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 31 Jul 2008 02:56:32 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[学习了，谢谢]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-7454#275196.html]]></link>
 <author><![CDATA[f118]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Wed, 30 Jul 2008 12:34:58 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[赞成！思路很重要。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-7454#269028.html]]></link>
 <author><![CDATA[jacky800512]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 22 Jul 2008 08:50:04 +0000]]></pubdate>
</item>
<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[向一楼学习]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-7454#268647.html]]></link>
 <author><![CDATA[abcl]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Mon, 21 Jul 2008 14:54:26 +0000]]></pubdate>
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<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[向一楼学习]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-7454#268646.html]]></link>
 <author><![CDATA[abcl]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Mon, 21 Jul 2008 14:53:03 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[经验之谈]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-7454#267996.html]]></link>
 <author><![CDATA[fangyouqiang]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sun, 20 Jul 2008 13:52:56 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[[s:26] 谢谢！好人啊！！！]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-7454#267887.html]]></link>
 <author><![CDATA[xiahaibo]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sun, 20 Jul 2008 11:59:18 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[顶！苦海明灯！]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-7454#267521.html]]></link>
 <author><![CDATA[qiwenmyson]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sun, 20 Jul 2008 02:25:57 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[真好，谢谢]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-7454#264181.html]]></link>
 <author><![CDATA[zhushy888]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 15 Jul 2008 09:45:55 +0000]]></pubdate>
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<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[xiexie]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-7454#263846.html]]></link>
 <author><![CDATA[gaotao5281]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 15 Jul 2008 02:09:24 +0000]]></pubdate>
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<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[xiexiefenxiaNG [s:26]&nbsp;&nbsp;[s:26]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-7454#263556.html]]></link>
 <author><![CDATA[hanzhe61651]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Mon, 14 Jul 2008 14:07:49 +0000]]></pubdate>
</item>
<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[设计一个完整的程序需要花费很大精力,只有一步一步的反复调试才能达到一个完美的程序!]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-7454#259599.html]]></link>
 <author><![CDATA[mutouyou]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 08 Jul 2008 13:50:04 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[过得去,我觉得不全面,应分析产品的要求,在性价比等各项指标下来设计,程序只是其中一个环节.]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-7454#259040.html]]></link>
 <author><![CDATA[ygwpxq]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Mon, 07 Jul 2008 14:46:03 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[谢谢楼主啊，让我找到了一个顶你的机会哈]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-7454#258012.html]]></link>
 <author><![CDATA[丙丙]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sat, 05 Jul 2008 13:44:46 +0000]]></pubdate>
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<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[好好学习！！！ [s:21]&nbsp; [s:21]&nbsp; [s:21]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-7454#257962.html]]></link>
 <author><![CDATA[时间的味道]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sat, 05 Jul 2008 12:44:49 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[值得学习~谢谢LZ总结]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-7454#217253.html]]></link>
 <author><![CDATA[jzj21cn]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sat, 03 May 2008 15:16:06 +0000]]></pubdate>
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<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[[s:32] 好好]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-7454#216101.html]]></link>
 <author><![CDATA[syw757]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 02 May 2008 03:29:11 +0000]]></pubdate>
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