目前大多数情况下是设计机械或空气系统从驾驶室远程地来升降集电靴。
More recently, mechanical or pneumatic systems have been devised to make it possible to lift shoes from inside the train remotely from the driving cab.
最终他又折回来通过升降梯来到顶层，然后进入控制室从高处察看损害。
Eventually he hauled himself back up and took the elevator to the top floor, where he entered the control room and inspected the damage from up high.
最终他又折回来通过升降梯来到顶层，然后进入控制室从高处察看损害。
Eventually he hauled himself back up and took the elevator to the top floor, where he entered the control room and inspected the damage from up high.
应用推荐