brake pipe
制动液管
气动刹车的输气管线
煞车管
轫管
制动主管
制动管
制动管路
unit conversion brake shoe(or brake pad)force(the ratio of conversion brake shoe force to mass)
brake drum [= brake pulley
brake pads on disc brake
Brake Unit with Parking Brake
equal effective brake shoe(or brake pad)force for one locomstive or car