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 <title><![CDATA[PLC如何使用拔码输入数值]]></title>
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 <description><![CDATA[Latest 50 replies of PLC如何使用拔码输入数值]]></description>
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 <description><![CDATA[可以的就是占用输入点太多了&nbsp;&nbsp;有点浪费资源]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-139083#1220734.html]]></link>
 <author><![CDATA[scly]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sat, 03 Mar 2012 11:44:16 +0000]]></pubdate>
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 <description><![CDATA[浪费资源 [s:28]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-139083#1220721.html]]></link>
 <author><![CDATA[阳春工控]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sat, 03 Mar 2012 11:19:45 +0000]]></pubdate>
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 <description><![CDATA[1位十进制数拔码需占用4个输入点（8421码）。如位数多最好采用扫描输入，但要占用输出点作扫描用。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-139083#1220547.html]]></link>
 <author><![CDATA[znz43]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sat, 03 Mar 2012 05:35:00 +0000]]></pubdate>
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 <description><![CDATA[用8421码编码输入就行]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-139083#1220509.html]]></link>
 <author><![CDATA[syfgw73]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sat, 03 Mar 2012 04:12:50 +0000]]></pubdate>
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 <description><![CDATA[PLC如何使用拔码输入数值
向师傅们请教 在此谢谢]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-139083#1220388.html]]></link>
 <author><![CDATA[1429838393]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sat, 03 Mar 2012 01:53:28 +0000]]></pubdate>
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