The retractable tightlock coupler draft gear is an important part on the head car of the high speed multiple unit.
介绍了国产可伸缩密接式车钩缓冲装置的结构、作用原理以及相关的研制过
The problems existing and causes in operation of the tightlock vestibule diaphragm for fast trains,as well as methods to solve them are investigated.
考察了快速车用折棚式密接风挡运用中存在的问题、产生的原因及解决办
