单项选择题
平直度检查仪测微鼓轮的刻度值是()。
A、0.01mm/200mm
B、0.001mm/200mm
C、0.02mm/200mm
D、0.002mm/200
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单项选择题
A、0.01mm/200mm
B、0.001mm/200mm
C、0.02mm/200mm
D、0.002mm/200
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