This standard applies to the hydraulic pressure motivation the tractor, through pipe fittings often join and disconnectingmeans deliver the connect to machines and tools.
本标准适用于将拖拉机的液压动力，通过管接头频繁地连接和断开的方式传递到机具上的接头。
2
Every hoist must have a means of disconnecting the power supply to all drives under load from the ground.