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 <title><![CDATA[大家好，遇到一难题，求各位老师解答一下]]></title>
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 <description><![CDATA[Latest 50 replies of 大家好，遇到一难题，求各位老师解答一下]]></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[快考试了吧？]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1428865#1448180.html]]></link>
 <author><![CDATA[hanqin]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 28 May 2013 22:49:11 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[楼上的，没有看到生锈啊 [s:28] ，步进这东西玩腻了]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1428865#1448116.html]]></link>
 <author><![CDATA[狼堡]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 28 May 2013 13:19:17 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[总想问一句，为什么每次看到西门子200的PLC都是很大的灰尘那？而且通信端口还有点锈迹？！]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1428865#1447995.html]]></link>
 <author><![CDATA[uu.liu]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 28 May 2013 08:12:50 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[PLC发脉冲给步进驱动器，驱动器连接电机，脉冲中间的信号线采用5V的电源，就可以了。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1428865#1447959.html]]></link>
 <author><![CDATA[xtihee]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 28 May 2013 06:34:40 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[在网上找到这个步进驱动器和马达的手册，上面有接线图。[url]http://www.akstec.com/bujindianjicpml/AKS230.html[/url]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1428865#1447863.html]]></link>
 <author><![CDATA[huiming]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 28 May 2013 02:05:03 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[步进电机上网可以找得到的]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1428865#1447847.html]]></link>
 <author><![CDATA[wang324521]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 28 May 2013 01:09:31 +0000]]></pubdate>
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