英语翻译注意与上盖相连的各种电线、信号线、水管、射频线是否已经拔出,然后还要注意周围人员的人身安全.不用天车时应及时切断

Please notice if all the electric wires,water pipes and radio frequency wires connected to the lid have been pulled out or not.Also please watch out for the safety of all the personnel surrounded.Shout down the power promptly when the crane is not used.