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 <description><![CDATA[就是发脉冲信号，发方向信号]]></description>
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 <description><![CDATA[[quote]引用第1楼nightblueblu于2018-07-13 15:00发表的&nbsp;&nbsp;:
就跟加速度一样的道理&#160;&#160; 周期增量为负&#160;&#160;说明周期在越来越短&#160;&#160;频率越来越高&#160;&#160; 加速启动就是这样的&#160;&#160; 减速停止周期增量就是正的
[/quote]


周期范围不应是从10us或2ms开始么[s:28][s:28]]]></description>
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 <pubdate><![CDATA[Fri, 13 Jul 2018 11:11:12 +0000]]></pubdate>
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 <description><![CDATA[就跟加速度一样的道理&nbsp;&nbsp; 周期增量为负&nbsp;&nbsp;说明周期在越来越短&nbsp;&nbsp;频率越来越高&nbsp;&nbsp; 加速启动就是这样的&nbsp;&nbsp; 减速停止周期增量就是正的]]></description>
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 <author><![CDATA[nightblueblu]]></author>
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 <pubdate><![CDATA[Fri, 13 Jul 2018 07:00:13 +0000]]></pubdate>
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