试题与答案

轮槽壁厚磨损达原壁厚的()应报废。A.5% B.10% C.15% D.20%

题型:单项选择题

题目:

轮槽壁厚磨损达原壁厚的()应报废。

A.5%

B.10%

C.15%

D.20%

答案:

参考答案:D

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