There is no need to lift the shaft, or obtain access to the shaft ends, therefore expensive and awkward to handle lifting equipment is not required.

没有必要取消骨干，或获得轴两端，因此昂贵和尴尬的处理起重设备并不是必需的。

youdao

This paper analyzes on the reasons and harms of derailing accident, and probes into some measures for preventing the derailing accident of inclined shaft trip lifting.

分析了跑车事故原因及危害，探讨了预防斜井串车提升跑车事故的措施。

youdao

Gear shaft is a kind of lifting accessories.

齿轴是起重配件的一种。

youdao

Leandro Erlich's "Stuck Elevator" (2011) is more complex: A freestanding box, about the size of an elevator shaft, it reveals, through an open door, the elevator's lifting mechanism and, through a gap at the bottom, the interior of the cabin, with a newspaper on the floor.

WSJ: Too Clever by Half | More Real? | Minneapolis Institute of Arts | By Peter Plagens