列车带电运行时分 train running time on load 直接供电方式direct feeding system 带回流线的直接供电方式direct feeding system with return wire ..
双语例句
1
Vibration bowl feeder is a most popular parts-feeding device, it has direct influence on the cost and the reliability of the automatic product system.
振动料斗是使用最广泛的送料装置，对自动生产系统的成本及可靠性有着直接的影响。
2
Contrast experiments between gravity feeding and direct expansion refrigeration system were carried on, performance characteristics difference of the two refrigeration systems were found out.