1、测量精度为0.02 mm 的游标卡尺，游标上的刻线间隔是

A.0.02 mm

B.0.98mm

C.1mm

D.2mm

A.0.02 mm

B.0.98mm

C.1mm

D.2mm

A.0.02 mm

B.0.98mm

C.1mm

D.2mm

A.30.0

B.21.0

C.42.0

D.49.0

A.49

B.50

C.39

D.29

A.49

B.50

C.39

D.29

A.游标卡尺的小数部分是借助游标尺刻线与尺身刻线对齐时的格数乘游标卡尺精度来获得的

B.由于游标卡尺刻线不准，因而在测量中易发生粗大误差

C.使用游标卡尺测量时，应使量爪轻轻接触零件被测表面，保持合格的测量力

D.游标卡尺不能测量公差精度大于其自身误差的尺寸

A.16mm

B.15mm

C.64mm

D.14mm

A.16mm

B.15mm

C.64mm

D.14mm

A.16mm

B.15mm

C.64mm

D.14mm

A.16mm

B.15mm

C.64mm

D.14mm