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 <title><![CDATA[三菱科学计数搞不懂？请教高手！]]></title>
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 <description><![CDATA[Latest 50 replies of 三菱科学计数搞不懂？请教高手！]]></description>
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 <description><![CDATA[还请哪位大侠详细说下！谢谢！]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-44608#616875.html]]></link>
 <author><![CDATA[龙宇电子]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 04 Sep 2009 07:50:58 +0000]]></pubdate>
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 <description><![CDATA[我还是搞不懂，它是bcd码表示，-9999的二进制代码是1101 1000 1111 0001&nbsp;&nbsp;的最高位１是负数．但９９９９二进制为1001100110011001。。。。。。最高位也是１．．．．搞不懂！]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-44608#616874.html]]></link>
 <author><![CDATA[龙宇电子]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 04 Sep 2009 07:48:14 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[-9999的二进制代码是1101 1000 1111 0001&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;最高位表是正负数0为正1为负，负数的表示与正数不同！查一下书就知道了！ [s:28]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-44608#616767.html]]></link>
 <author><![CDATA[yusanlong045]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 04 Sep 2009 05:00:40 +0000]]></pubdate>
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