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 <title><![CDATA[当前值没有负数？]]></title>
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 <description><![CDATA[Latest 50 replies of 当前值没有负数？]]></description>
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 <description><![CDATA[我是用到视觉系统上做自动对位用，与欧姆龙视觉系统通讯后读取XYθ三轴的偏移量,而角度旋转是需要正负方向旋转的,请求高手帮忙该如何处理啊![s:39][s:39][s:39]]]></description>
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 <author><![CDATA[libo]]></author>
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 <pubdate><![CDATA[Sat, 05 May 2012 11:11:53 +0000]]></pubdate>
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 <description><![CDATA[貌似角度是没有负数的 [s:26]]]></description>
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 <author><![CDATA[250486252]]></author>
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 <pubdate><![CDATA[Sat, 05 May 2012 03:27:34 +0000]]></pubdate>
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