service brake return spring

同义词释义

1)service brake return spring,行车制动回位弹簧2)brake return spring,制动器回位弹簧3)brake shoe return spring,制动蹄回位弹簧4)brake pedal return spring,制动踏板回位弹簧5)brake retracting spring,制动器回位[程]弹簧6)service brake spring load,行车制动器弹簧载荷