The hoisting part adopts two methods: hydraulichoisting device and mechanical hoisting device.
提升部分可采用两种方式：液压提升装置和机械提升装置。
2
The new hydraulichoisting jack is a construction equipment with our own knowledge property, which is used to install large-sized electrical equipment.
新型液压起重器是具有我国自主知识产权的安装大型电力设备的施工设备。
3
Traditional method for overhaul of the top of miter gate is through manual operation by hydraulichoisting jack which has the shortcomings of low efficiency and great risk.