介绍集中润滑系统的组成、工作原理以及在ZK6860R 21 客车底盘上的应用。 关键词: 客车底盘 集中润滑系统 工作原理 Abstract: The autho r states the elements and wo rk ing p rincip les of the integrated lubricat ing system fo r chassis as w ell as its app licat ion to the ZK6860R21 coach2chassis. Key words: Coach2chassis, Integrated lubricat ing system, Wo rk ing p rincip le