单项选择题
A.0.01mm B.0.5mm C.0.2mm D.1mm
A.0.95,1.00 B.0.90,1.00 C.0.95,1.05 D.0.90,1.05
A.钢板尺B.游标卡尺C.卷尺D.游标量角器
A.0.1° B.1° C.0.5° D.0.01°
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