已知轴的尺寸标注为Ф20,上偏差+0.011,下偏差+0.002,则轴的公差带代号为()
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已知轴的尺寸标注为Ф20,上偏差+0.011,下偏差+0.002,则轴的公差带代号为()
A.k4
B.k5
C.k6
D.k7
参考答案:
已知轴的尺寸标注为Ф20,上偏差+0.011,下偏差+0.002,则轴的公差带代号为()
A.k4
B.k5
C.k6
D.k7
参考答案: