... self-propelled crane 自走式起重机; 移动式起重机 platform crane 台车起重机 polar crane 回转式吊车 ...
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工作台车起重机操作员 boom truck crane operator
根据《特种设备目录》，随车起重机属于起重机械中流动式起重机类，代码为4490，而液压升降平台车则属于起重机械中的升降机类，代码为4890。
According to the "special equipment directory", lorry crane which belongs to a hoisting machine in mobile crane, code 4490, and the hydraulic lifting platform vehicle is in crane lift type, code 4890.
所需的容量应该仔细计算，还有经过从系统馈送到起重机或台车运行长度的终点那段距离后的电压降也要仔细计算。
The required capacity should be carefully calculated, as well as the voltage drop over the distance from the point where the system is fed to the end of the crane or trolley travelling length.
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