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 <title><![CDATA[我这边有个机械工程师给我出了一道题大家 ..]]></title>
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 <description><![CDATA[Latest 50 replies of 我这边有个机械工程师给我出了一道题大家 ..]]></description>
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 <description><![CDATA[[quote]引用第31楼jack9958于2012-05-06 14:40发表的&nbsp;&nbsp;:
呵呵，看了5分钟，才看通。 [s:28]
[/quote]
呵呵 不错啊。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1374637#1261311.html]]></link>
 <author><![CDATA[z4131246]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sun, 06 May 2012 08:53:50 +0000]]></pubdate>
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 <description><![CDATA[有点意思。这个很好玩的呀。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1374637#1261213.html]]></link>
 <author><![CDATA[xiong2006]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sun, 06 May 2012 03:31:43 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[有没有拿来学习下]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1374637#1261041.html]]></link>
 <author><![CDATA[rpgdiy]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sat, 05 May 2012 15:33:41 +0000]]></pubdate>
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 <description><![CDATA[还是去想想实际的工程应用吧]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1374637#1260714.html]]></link>
 <author><![CDATA[yamqq]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sat, 05 May 2012 05:23:35 +0000]]></pubdate>
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 <description><![CDATA[有点意思```]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1374637#1260713.html]]></link>
 <author><![CDATA[奋斗人生]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sat, 05 May 2012 05:20:52 +0000]]></pubdate>
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 <description><![CDATA[[quote]引用第25楼jhwuliangjin于2012-05-05 11:59发表的&nbsp;&nbsp;:
如果把x0的上升沿去了，该电路就是一般的继电器电路。
[/quote]
去了上升沿就一直循环了 不去的话就不符合要求了[s:26]。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1374637#1260681.html]]></link>
 <author><![CDATA[z4131246]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sat, 05 May 2012 04:33:55 +0000]]></pubdate>
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 <description><![CDATA[如果把x0的上升沿去了，该电路就是一般的继电器电路。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1374637#1260669.html]]></link>
 <author><![CDATA[jhwuliangjin]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sat, 05 May 2012 03:59:22 +0000]]></pubdate>
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 <description><![CDATA[用plc能实现2个继电器往复电路。如上图。用一般继电器电路，按钮x0就需要控制时间的问题了，所以该电路用在一般继电器电路就会出现，有时有用，有时失灵的问题。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1374637#1260652.html]]></link>
 <author><![CDATA[jhwuliangjin]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sat, 05 May 2012 03:40:08 +0000]]></pubdate>
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 <description><![CDATA[[attachment=83449]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1374637#1260643.html]]></link>
 <author><![CDATA[jhwuliangjin]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sat, 05 May 2012 03:32:42 +0000]]></pubdate>
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 <description><![CDATA[[quote]引用第10楼zhong1946于2012-05-03 22:44发表的&nbsp;&nbsp;:
[size=5]玩什么呢,没什么意思,用下面这种,一个继电器(所谓的步进继电器)和一个常开按钮就就搞定[/size]
 [attachment=83390]
[/quote]
谢谢分享，这个是什么牌子的产品？]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1374637#1260237.html]]></link>
 <author><![CDATA[hgq]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 04 May 2012 12:07:56 +0000]]></pubdate>
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 <description><![CDATA[两个估计做不出来，三个可以]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1374637#1260236.html]]></link>
 <author><![CDATA[xujian]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 04 May 2012 12:07:47 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[以前有玩过，现在都不记得了，诶]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1374637#1260152.html]]></link>
 <author><![CDATA[a115285978]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 04 May 2012 10:03:15 +0000]]></pubdate>
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 <description><![CDATA[有空的话用来活动活动脑筋还是有一定的价值的 [s:21]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1374637#1260151.html]]></link>
 <author><![CDATA[阮子]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 04 May 2012 10:02:23 +0000]]></pubdate>
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 <description><![CDATA[问题是一般的继电器没有记忆功能]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1374637#1260146.html]]></link>
 <author><![CDATA[shi2999]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 04 May 2012 09:44:16 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[支持楼主]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1374637#1260143.html]]></link>
 <author><![CDATA[shi2999]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 04 May 2012 09:39:45 +0000]]></pubdate>
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 <description><![CDATA[把两个按钮和中继结成按钮互锁正反转的控制线路，启动按到底，停止轻按一下，这个算不，]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1374637#1260112.html]]></link>
 <author><![CDATA[xcw]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 04 May 2012 09:00:11 +0000]]></pubdate>
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 <description><![CDATA[之前有试过，不过不是很灵光。但可以用，不用4个继电器]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1374637#1260008.html]]></link>
 <author><![CDATA[静芳]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 04 May 2012 07:08:02 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[[s:21]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1374637#1259912.html]]></link>
 <author><![CDATA[878816679]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 04 May 2012 05:18:23 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[怎么机械工程师也喜欢玩这个]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1374637#1259725.html]]></link>
 <author><![CDATA[k78047489]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 04 May 2012 01:06:50 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[恩，不错，有点意思。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1374637#1259582.html]]></link>
 <author><![CDATA[wanghao]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 03 May 2012 15:01:34 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[[quote]引用第10楼zhong1946于2012-05-03 22:44发表的&nbsp;&nbsp;:
[size=5]玩什么呢,没什么意思,用下面这种,一个继电器(所谓的步进继电器)和一个常开按钮就就搞定[/size]
 [attachment=83390]
[/quote]
[s:28]确实 但是这题目只是用来锻炼大家的空间想象力和逻辑思维的；我主张不要让目前的方便来懒惰了自己的大脑。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1374637#1259579.html]]></link>
 <author><![CDATA[z4131246]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 03 May 2012 14:51:19 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[[size=5]玩什么呢,没什么意思,用下面这种,一个继电器(所谓的步进继电器)和一个常开按钮就就搞定[/size]
 [attachment=83390]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1374637#1259576.html]]></link>
 <author><![CDATA[zhong1946]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 03 May 2012 14:44:40 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[有谁能挑战下2个继电器试试。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1374637#1259569.html]]></link>
 <author><![CDATA[z4131246]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 03 May 2012 14:38:59 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[[s:39]&nbsp;&nbsp;[s:39]&nbsp;&nbsp;[s:39]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1374637#1259568.html]]></link>
 <author><![CDATA[cause]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 03 May 2012 14:38:14 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[[quote]引用第6楼hulilanyu于2012-05-03 22:30发表的&nbsp;&nbsp;:
没错呀，这个是复位型开关
[/quote]
[s:28] C才是输出]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1374637#1259564.html]]></link>
 <author><![CDATA[z4131246]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 03 May 2012 14:35:16 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[没错呀，这个是复位型开关]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1374637#1259561.html]]></link>
 <author><![CDATA[hulilanyu]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 03 May 2012 14:30:47 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[[quote]引用第4楼jingaoshu于2012-05-03 21:53发表的&nbsp;&nbsp;:
这个行不行
[/quote]
不错 刚刚没看到C才是输出]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1374637#1259542.html]]></link>
 <author><![CDATA[z4131246]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 03 May 2012 14:14:06 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[这个行不行]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1374637#1259513.html]]></link>
 <author><![CDATA[jingaoshu]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 03 May 2012 13:53:26 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[哦，对不起，是继电器。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1374637#1259510.html]]></link>
 <author><![CDATA[zhouzhengguo]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 03 May 2012 13:49:48 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[几年前就做过，没实用价值，不过对人的智力也是一种挑战。一个单组复位型的按钮，4只电磁器来实现交替输出。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1374637#1259509.html]]></link>
 <author><![CDATA[zhouzhengguo]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 03 May 2012 13:48:08 +0000]]></pubdate>
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