快速客车与其它客车踏面圆周磨耗深度的运用限度都是不大于8mm。
参考答案：错
Mrs Taylor has an 8yearold daughter who has a(n) ______ for painting — she has won two national prizes.
A．ability
B．interest
C．present
D．gift
不慎撒落在天平盘上的粉状试剂，可用（）清除。
A、清洁的湿纱布
B、脱脂棉球
C、小毛刷
D、镊子
