transportation system        
[das] 运输设备。传输设备。传送设备。[汽]供油系统。
conveying plant, conveyor system, conveying system, transportation system

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[die] （散装货）输送装置。传送设备。运送器。运送者。转运带。
conveyor, conveyor system, conveying system, transportation system, transfer equipment, haulage installation, winding equipment, hoisting equipment