水电站门式起重机是起重机的一种。
自动抓梁是水电站门式起重机的专用取物装置。
Automatic gripping beam is a specialised banging device for gantry cranes used at hydropower stations.
门式起重机是水利水电工程中不可缺少的大型设备之一，在水电站用于开启和关闭闸门的门式起重机称为门式启闭机。
Gantry crane is the indispensable one of the large-scale equipments in hydropower station, the gantry cranes which are used in hydropower to open and close sluice gates are named gantry hoists.
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