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 <title><![CDATA[上升沿下降沿的原始来源]]></title>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-3021.html]]></link>
 <description><![CDATA[Latest 50 replies of 上升沿下降沿的原始来源]]></description>
 <copyright><![CDATA[Copyright(C) 工控人家园]]></copyright>
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 <lastBuildDate><![CDATA[Mon, 13 Apr 2026 10:17:51 +0000]]></lastBuildDate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[[s:43]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-3021#557146.html]]></link>
 <author><![CDATA[xiong2006]]></author>
 <category><![CDATA[程序样例]]></category>
 <pubdate><![CDATA[Mon, 22 Jun 2009 11:27:32 +0000]]></pubdate>
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<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[学习了。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-3021#556393.html]]></link>
 <author><![CDATA[maliang512]]></author>
 <category><![CDATA[程序样例]]></category>
 <pubdate><![CDATA[Sun, 21 Jun 2009 14:05:13 +0000]]></pubdate>
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 <description><![CDATA[[s:21]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-3021#555844.html]]></link>
 <author><![CDATA[河南张先生]]></author>
 <category><![CDATA[程序样例]]></category>
 <pubdate><![CDATA[Sun, 21 Jun 2009 02:38:38 +0000]]></pubdate>
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 <description><![CDATA[[s:43]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-3021#539333.html]]></link>
 <author><![CDATA[yunyun]]></author>
 <category><![CDATA[程序样例]]></category>
 <pubdate><![CDATA[Wed, 03 Jun 2009 05:04:29 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[这样用的很少]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-3021#517946.html]]></link>
 <author><![CDATA[xswqwerty]]></author>
 <category><![CDATA[程序样例]]></category>
 <pubdate><![CDATA[Wed, 13 May 2009 12:17:38 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[[s:26]&nbsp;&nbsp;[s:26]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-3021#486179.html]]></link>
 <author><![CDATA[jerryme]]></author>
 <category><![CDATA[程序样例]]></category>
 <pubdate><![CDATA[Sat, 11 Apr 2009 06:35:48 +0000]]></pubdate>
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<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[学习了 [s:21]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-3021#437050.html]]></link>
 <author><![CDATA[jfnbl]]></author>
 <category><![CDATA[程序样例]]></category>
 <pubdate><![CDATA[Thu, 19 Feb 2009 08:06:12 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[[s:21]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-3021#429818.html]]></link>
 <author><![CDATA[michael_zhou]]></author>
 <category><![CDATA[程序样例]]></category>
 <pubdate><![CDATA[Tue, 10 Feb 2009 09:29:45 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[PLC入门必看，PLC精通必懂。这个程序用处很多...................[s:21]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-3021#210122.html]]></link>
 <author><![CDATA[821937642]]></author>
 <category><![CDATA[程序样例]]></category>
 <pubdate><![CDATA[Mon, 21 Apr 2008 13:17:03 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[PLC入门必看，PLC精通必懂。这个程序用处很多]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-3021#206924.html]]></link>
 <author><![CDATA[lishlish]]></author>
 <category><![CDATA[程序样例]]></category>
 <pubdate><![CDATA[Wed, 16 Apr 2008 11:04:04 +0000]]></pubdate>
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<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[学习了，谢谢]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-3021#206699.html]]></link>
 <author><![CDATA[jiyouwang]]></author>
 <category><![CDATA[程序样例]]></category>
 <pubdate><![CDATA[Wed, 16 Apr 2008 04:36:33 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[[s:21]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-3021#205731.html]]></link>
 <author><![CDATA[新人]]></author>
 <category><![CDATA[程序样例]]></category>
 <pubdate><![CDATA[Mon, 14 Apr 2008 10:56:56 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[汗了。。
真是原始的。。。。
其实学PLC还是要本书看看。。
上面应该有详细的解说的。。
不过还顶楼主]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-3021#205027.html]]></link>
 <author><![CDATA[100759]]></author>
 <category><![CDATA[程序样例]]></category>
 <pubdate><![CDATA[Sun, 13 Apr 2008 06:17:56 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[[s:26] hello]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-3021#198246.html]]></link>
 <author><![CDATA[陈汉松]]></author>
 <category><![CDATA[程序样例]]></category>
 <pubdate><![CDATA[Sun, 30 Mar 2008 17:26:45 +0000]]></pubdate>
</item>
<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[PLC入门必看，PLC精通必懂。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-3021#198167.html]]></link>
 <author><![CDATA[821937642]]></author>
 <category><![CDATA[程序样例]]></category>
 <pubdate><![CDATA[Sun, 30 Mar 2008 13:44:50 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[扫描周期的运用]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-3021#188904.html]]></link>
 <author><![CDATA[821937642]]></author>
 <category><![CDATA[程序样例]]></category>
 <pubdate><![CDATA[Mon, 10 Mar 2008 16:29:19 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[可以，谢谢]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-3021#155115.html]]></link>
 <author><![CDATA[lipengfei]]></author>
 <category><![CDATA[程序样例]]></category>
 <pubdate><![CDATA[Wed, 12 Dec 2007 07:10:10 +0000]]></pubdate>
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<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[怎么没看到啊]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-3021#154845.html]]></link>
 <author><![CDATA[jcwang721218]]></author>
 <category><![CDATA[程序样例]]></category>
 <pubdate><![CDATA[Tue, 11 Dec 2007 14:14:38 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[xiankankan]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-3021#150725.html]]></link>
 <author><![CDATA[xiaozhuyqw]]></author>
 <category><![CDATA[程序样例]]></category>
 <pubdate><![CDATA[Sun, 02 Dec 2007 10:46:20 +0000]]></pubdate>
</item>
<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[谢谢楼主的分享。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-3021#128742.html]]></link>
 <author><![CDATA[xinglikeji]]></author>
 <category><![CDATA[程序样例]]></category>
 <pubdate><![CDATA[Sat, 03 Nov 2007 17:35:16 +0000]]></pubdate>
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<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[[s:21]&nbsp; [s:21]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-3021#99766.html]]></link>
 <author><![CDATA[王其会]]></author>
 <category><![CDATA[程序样例]]></category>
 <pubdate><![CDATA[Sun, 30 Sep 2007 08:50:29 +0000]]></pubdate>
</item>
<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[不错不错，不过就是图片的线条有点粗糙。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-3021#79355.html]]></link>
 <author><![CDATA[fjqz00]]></author>
 <category><![CDATA[程序样例]]></category>
 <pubdate><![CDATA[Tue, 04 Sep 2007 08:56:00 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[要想自己编程序，一定要弄懂上升沿和下降沿。
我第一次接触PLC后一个星期就研究上升沿和下降沿还有扫描周期。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-3021#73684.html]]></link>
 <author><![CDATA[821937642]]></author>
 <category><![CDATA[程序样例]]></category>
 <pubdate><![CDATA[Mon, 27 Aug 2007 17:02:15 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[----ok---]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-3021#56686.html]]></link>
 <author><![CDATA[gm2637]]></author>
 <category><![CDATA[程序样例]]></category>
 <pubdate><![CDATA[Fri, 03 Aug 2007 09:20:58 +0000]]></pubdate>
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<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[学习一下，谢谢]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-3021#56553.html]]></link>
 <author><![CDATA[qing130]]></author>
 <category><![CDATA[程序样例]]></category>
 <pubdate><![CDATA[Fri, 03 Aug 2007 07:16:44 +0000]]></pubdate>
</item>
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 <title><![CDATA[]]></title>
 <description><![CDATA[xiankankan]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-3021#50892.html]]></link>
 <author><![CDATA[wangguiyi]]></author>
 <category><![CDATA[程序样例]]></category>
 <pubdate><![CDATA[Wed, 25 Jul 2007 04:01:58 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[[s:43]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-3021#50221.html]]></link>
 <author><![CDATA[xia2742]]></author>
 <category><![CDATA[程序样例]]></category>
 <pubdate><![CDATA[Tue, 24 Jul 2007 03:47:36 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[学习了。 [s:21]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-3021#50041.html]]></link>
 <author><![CDATA[sxlycl]]></author>
 <category><![CDATA[程序样例]]></category>
 <pubdate><![CDATA[Mon, 23 Jul 2007 15:25:41 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[kankan]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-3021#50017.html]]></link>
 <author><![CDATA[lesui]]></author>
 <category><![CDATA[程序样例]]></category>
 <pubdate><![CDATA[Mon, 23 Jul 2007 14:57:37 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[dhjghg]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-3021#46601.html]]></link>
 <author><![CDATA[lbjlcy]]></author>
 <category><![CDATA[程序样例]]></category>
 <pubdate><![CDATA[Tue, 17 Jul 2007 22:19:21 +0000]]></pubdate>
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