短語詞組短語maximum braking force ratio 最大制動力率braking force ratio 制動力率effective braking force ratio 有效制動力率effective braking ratio 實際制動率braking ratio of locomotive 全車制動率net braking ratio 凈制動率actual braking ratio 實際制動比英語braking ratio per locomotive [鐵路]機車制動率axle braking ratio 軸制動率 返回 brake ratio