This machine is called Construction Elevator.
这种机器叫施工升降机。
In construction site, the construction elevator was operated frequently and the working conditions were poor.
在建筑施工现场，施工升降机操作频繁，且工作环境恶劣。
Elevator construction used in building construction and maintenance of elevators.
建筑施工电梯建筑施工与维修用的电梯。
Building material elevator is a chief facility for vertical transportation in the course of construction.
物料提升机是建筑施工中垂直运输的主要设备。
Building material elevator is a chief facility for vertical transportation in the course of construction.
物料提升机是建筑施工中垂直运输的主要设备。
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