1·Car retarder is equipment applied in mechanical and automatic hump marshalling yards for regulating rolling speed of sets of car.
车辆减速器是机械化驼峰和自动化驼峰编组场用来调整车组溜放速度的设备。
2·The chain wheel retarder based on chain transmission, it is a new applied retarder consisting of speed-down machine of chain wheel chain disc.
链轮减速器是基于链条传动,由链轮链盘减速机构组成的实用新型减速器。