撤掉车钩缓冲器在组装过程中使用的工艺垫,对于正确地反映车钩高低、保证使用性能来说,是完全必要的。但是,据了解全路各厂、段都因撤工艺垫困难而把它留在车钩缓冲器组成中,待到车辆连挂、冲击或过 Removing the bumper from the craft pad used during the assembly process is absolutely necessary to correctly reflect the height of the coupler and to ensure its serviceability. However, it is understood that the plants and sections of the road are all left behind in the coupler bumper assembly due to the difficulty of withdrawing the craft cushion until the vehicle is linked, impacted or over