答案:A
A. 2mm
B. 3mm
C. 4mm
D. 5mm
A. 0.01mm,0.30mm,0.05mm
B. 0.1mm,0.3mm,0.5mm
C. 0.1mm,0.02mm,0.05mm
D. 0.01mm,0.02mm,0.5mm
A. 安定性
B. 稳定性
C. 灵敏度
D. 移动量
A. 闸瓦摩擦系数
B. 制动缸内空气压力
C. 制动缸直径
D. 每车闸瓦数