Inspections should be conducted on cranes, hoists, and slings.
规定要对起重机、吊机、吊索进行安全检查。
Capacity limits should be clearly marked on cranes, slings, and hoists.
起重机、吊索和吊机上应清楚标示载重容限。
Primarily designed for use with festoon systems for the conveyance of electrical power and control to cranes, hoists, or any equipment which travels with a lateral traversing motion.
最初设计用于拖令系统的输电，信号传输，从而控制起重机，提升机或任何侧横向运动的设备。
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