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CRH380B和CRH380B(L)轮对车轮踏面擦伤(D>840mm),一级修程擦伤深度小于等于0.25mm
2024-01-14 18:29:49
1_限度题库导入
1
CRH380B和CRH380B(L)轮对车轮踏面擦伤(D>840mm),一级修程擦伤深度小于等于0.25mm
A.正确
B.错误
正确答案是A
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CRH380B和CRH380B(L)轮对车轮踏面擦伤(D>840mm),一级修程擦伤长度小于等于30mm,
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CRH380B和CRH380B(L)轮对车轮踏面擦伤(D≤840mm),一级修程擦伤长度小于等于25mm,