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

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