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 <title><![CDATA[急求，变频器恒压供水。]]></title>
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 <description><![CDATA[Latest 50 replies of 急求，变频器恒压供水。]]></description>
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 <description><![CDATA[用爱默生TD-2000变频器就可一实现。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-14172#236036.html]]></link>
 <author><![CDATA[laochen1969]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Wed, 04 Jun 2008 14:41:00 +0000]]></pubdate>
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 <description><![CDATA[是用那个软件打开呀我用的S7—200]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-14172#236032.html]]></link>
 <author><![CDATA[lixu7388361]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Wed, 04 Jun 2008 14:37:09 +0000]]></pubdate>
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 <description><![CDATA[用什么打开呀
我老是打不开呀
谢谢说一下]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-14172#236024.html]]></link>
 <author><![CDATA[lixu7388361]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Wed, 04 Jun 2008 14:28:04 +0000]]></pubdate>
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 <description><![CDATA[[s:21][s:39]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-14172#233139.html]]></link>
 <author><![CDATA[hjh659]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 30 May 2008 15:23:34 +0000]]></pubdate>
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 <description><![CDATA[在变频器选型的时候就要选带PID控制的]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-14172#232999.html]]></link>
 <author><![CDATA[zhengyueyong]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 30 May 2008 11:38:07 +0000]]></pubdate>
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 <description><![CDATA[有专门的恒压供水变频器用压力传感器负反馈控制]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-14172#232927.html]]></link>
 <author><![CDATA[jiaowenxue]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 30 May 2008 10:20:40 +0000]]></pubdate>
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 <description><![CDATA[&nbsp; &nbsp; &nbsp; &nbsp; 顶上对采用闭环控制就好!]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-14172#232031.html]]></link>
 <author><![CDATA[liukaizhu]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 29 May 2008 01:09:18 +0000]]></pubdate>
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[url]http://www.ymmfa.com/bbs/read.php?tid-14044-keyword-%BA%E3%D1%B9%B9%A9%CB%AE.html[/url]

[url]http://www.ymmfa.com/bbs/read.php?tid-2826-keyword-%BA%E3%D1%B9%B9%A9%CB%AE.html[/url]

[url]http://www.ym ..]]></description>
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 <pubdate><![CDATA[Tue, 27 May 2008 04:14:53 +0000]]></pubdate>
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