在主要干线上实行一站直达和机车单司机作业的机车乘务模式已成为趋势。

Running through train with single driver operating on the main railway has become a trend.

youdao

单轴筛运动轨迹为圆，该筛结构简单、维修方便、作业可靠。

Circular movement, high efficiency, simple in structure, easy to repair and reliable performance.

youdao

单轴筛运动轨迹为圆，该筛结构简单、维修方便、作业可靠。

Circular movement, high efficiency, simple in structure, easy to repair and reliable performance.

youdao