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 <title><![CDATA[关于自保持问题]]></title>
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 <description><![CDATA[同意一楼说法]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1426377#1437724.html]]></link>
 <author><![CDATA[zhb88888]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Wed, 01 May 2013 06:31:54 +0000]]></pubdate>
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 <description><![CDATA[[quote]引用第1楼232497244于2013-05-01 10:42发表的&nbsp;&nbsp;:
保持型:条件成立一直执行,
脉冲型:条件成立执行一个周期
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 <author><![CDATA[sanlihu]]></author>
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 <pubdate><![CDATA[Wed, 01 May 2013 05:58:56 +0000]]></pubdate>
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 <description><![CDATA[保持型:条件成立一直执行,
脉冲型:条件成立执行一个周期]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1426377#1437683.html]]></link>
 <author><![CDATA[232497244]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Wed, 01 May 2013 02:42:58 +0000]]></pubdate>
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