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你需要一个比量器精度高的实物作为你的基准, 然后,用你的量器去测量若干次,就可以得到处理的结果
farmer
(农夫)
(#215734@0)
Last Updated: 2001-10-3
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急！求教：测量工具如卡尺，千分尺的CALIBEATION怎么做？
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