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当轴的设计直径为φ30,0.02,0.04时,该轴的实际直径应不大于()mm。

当轴的设计直径为φ30,0.02,0.04时,该轴的实际直径应不大于()mm。
A.30;
B.29.96;
C.29.98;
D.29.94。
正确答案:C
标签:直径