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【单选题】
游标卡尺测量值如图所示,该尺寸精度为 0.02mm,箭头指标的刻线对齐, 正确读数是( )A.
42.53mm
B.
53.42mm
C.
53.44mm
D.
31.44mm
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【简答题】简单说明商务数据的作用是什么?
【简答题】商务数据的作用是什么?
【简答题】阅读理解 A very new, young officer(军官) was at a station. He was on his way to visit his mother in another town, and he wanted to telephone her to tell her the time of this train, so that she could meet hi...
【简答题】阅读理解。 A very new, young officer(军官)was at a station. He was on his way to visit his mother in another town, and he wanted to telephone her to tell her the time of this train, so that she could meet hi...
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