A.麻點(diǎn) B.輾皮 C.剝離 D.擦傷
A.代表左側(cè) B.代表整個(gè)車輪的裂紋條數(shù)為4 C.代表該車輪最長(zhǎng)的裂紋為4mm D.代表輪對(duì)位數(shù)