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 <title><![CDATA[步进电机定位]]></title>
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 <description><![CDATA[Latest 50 replies of 步进电机定位]]></description>
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 <title><![CDATA[]]></title>
 <description><![CDATA[感谢分享，支持一下]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-53276#773439.html]]></link>
 <author><![CDATA[zwb]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Wed, 28 Apr 2010 00:36:38 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[很有道理，顶着]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-53276#773349.html]]></link>
 <author><![CDATA[wszghhh]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 27 Apr 2010 15:40:18 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[下载学习]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-53276#752432.html]]></link>
 <author><![CDATA[smart11111]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 30 Mar 2010 12:27:18 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[顶一下， [s:21]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-53276#750731.html]]></link>
 <author><![CDATA[小禾]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sun, 28 Mar 2010 02:52:35 +0000]]></pubdate>
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 <description><![CDATA[不错 [s:21]&nbsp;&nbsp;[s:26]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-53276#750713.html]]></link>
 <author><![CDATA[htdc]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sun, 28 Mar 2010 02:25:33 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[学习.研究研究.谢谢.]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-53276#745138.html]]></link>
 <author><![CDATA[阿奇]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 19 Mar 2010 13:59:47 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[学习学习]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-53276#744120.html]]></link>
 <author><![CDATA[mefjzzx]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 18 Mar 2010 09:19:58 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[顶一下， [s:21]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-53276#743650.html]]></link>
 <author><![CDATA[wczy20]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Wed, 17 Mar 2010 13:31:58 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[支持一下！！！！]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-53276#736243.html]]></link>
 <author><![CDATA[huangjf0013]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sat, 06 Mar 2010 11:44:02 +0000]]></pubdate>
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 <description><![CDATA[[s:39]&nbsp;&nbsp;[s:39] 学习了]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-53276#735971.html]]></link>
 <author><![CDATA[msnzn862]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sat, 06 Mar 2010 02:48:14 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[学习.研究研究.谢谢.]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-53276#699514.html]]></link>
 <author><![CDATA[wwcwwc]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 31 Dec 2009 00:15:37 +0000]]></pubdate>
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 <title><![CDATA[用PLC实现步进电机的快速精确定位]]></title>
 <description><![CDATA[用PLC实现步进电机的快速精确定位 

&nbsp;&nbsp; 
　　步进电机是一种将电脉冲转化为角位移的执行机构。当步进驱动器接收到一个脉冲信号时就驱动步进电机按设定的方向转动一个固定的角度（称为“步距角”），其旋转以固定的角度运行。可以通过控制脉冲个数来控制角位移量以达到准确定位的目的;同时也可以通过控制脉冲频率 ..]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-53276#699429.html]]></link>
 <author><![CDATA[ydp]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Wed, 30 Dec 2009 14:33:23 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[哦，谢谢楼上指导]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-53276#699382.html]]></link>
 <author><![CDATA[tangcheng]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Wed, 30 Dec 2009 13:52:06 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[步进电机定位精度与脉冲频率的高低关系不大,只要在电机的工作频率范围内,步进电机的定位精度只与步进系统(步进电机+驱动器)的解析度有关,步进电机的解析度越高,定位精度越高.]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-53276#699351.html]]></link>
 <author><![CDATA[qinchenglim]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Wed, 30 Dec 2009 13:08:17 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[频率高定位精度要高]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-53276#699273.html]]></link>
 <author><![CDATA[愚公移山]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Wed, 30 Dec 2009 11:14:42 +0000]]></pubdate>
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