车轮踏面缺陷硌伤二级修车轮直径>()mm时:长度≤()mm,深度≤()mm; 车轮直径≤()mm时:长度≤mm,深度≤()mm

车轮踏面缺陷硌伤二级修车轮直径>()mm时:长度≤()mm,深度≤()mm; 车轮直径≤()mm时:长度≤mm,深度≤()mm

A.840,30,0.25,840,25,0.25

B.860,20,0.25,840,25,0.25

C.830,30,0.25,830,25,0.25

D.820,30,0.25,840,20,0.25

正确答案是A