A.175~205mm B.175~190mm C.175~215mm D.150~205mm
A.必須 B.先性能試驗后再做 C.只做性能試驗而不做 D.一般應(yīng)做
A.制動杠桿 B.間隙調(diào)整器 C.閘片 D.橡膠膜片