[問卦] 有無 游標卡尺 的八卦 ?消失
大家都知道,一般的尺最小單位只能量到 0.1 CM
但是一個基本的游標卡尺可以量到 0.01 CM
精度高的游標卡尺可以量到 0.001 CM
游標卡尺 :
https://goo.gl/A7zZ5q
https://goo.gl/yB0Aat 3.498公分
哥以前學機械時,車床 車物件精度都到幾條 (1條=0.01mm=0.001公分)
而且那時用的游標卡尺不是電子式的,是要自己算
游標卡尺的原理可以自行Google
有無游標卡尺的八卦?
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※ 編輯: SangoDragon (182.235.182.89), 09/14/2016 23:10:44
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