1)service brake spring load,行车制动器弹簧载荷2)spring released service brake,弹簧松放行车制动器3)spring parking device,弹簧停车制动器4)service brake return spring,行车制动回位弹簧5)spring loading,弹簧载荷6)dynamic load of moving vehicle,行车动荷载
英汉例句
Described are the function principles of the spring parking devices in tread braking units produced in our country and in Germany.
