求翻译：运行中载货小车组前小车上升降爪与链条的推杆啮合，则载货小车组被链条带动运行；升降爪与推杆脱离啮合，则失去对载货小车带动作用；实际上，系统就是通过控制前小车升降爪与链条推杆的啮合状况，实现系统小车组运行与停止，从而系统工艺控制的要求。是什么意思？

Putting small car lifting claw and chain mesh laden car group before running the laden car group is chain driven by the run; lifting claw and push rod out of engagement, then lost the leading role of the laden car; In fact, the system is control before the car lifting claw and the mating status of t

In running small group of former laden trolley car lift jaws and the chain engages the pusher, the laden trolleys run group is chain driven; lifting claws and teeth, and putting out the loss of cargo car lead; in fact, the system is controlled by the car lift jaws and the chain of the putter, engage

In the movement in front of the shipment young vehicle crew on the car rises and falls the fingernail and chain link throwout lever meshing, then shipment young vehicle crew by chain link impetus movement; Rises and falls the fingernail and the throwout lever is separated from meshing, then loses to

Laden car groups in the running car before landing on claw and chain mesh rod, laden car group is chain-driven run; lifting claws from the pusher meshing, you lose laden car driving role; in fact, the system is by controlling the car lifting claws before meshing with the chain rod, group runs with s

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