杠杆千分尺的分度值有()两种。

题目类型: 单选题

题目内容

杠杆千分尺的分度值有()两种。

题目选项

A. 0.001,0.002mm
B. 0.002,0.004mm
C. 0.004,0.008mm
D. 0.01,0.02mm

正确答案

B

题目纠错