two-speed travel switch 双速行驶开关
It will, however, travel between the two cities at less than full tilt, at an average speed of 350 km per hour.
然而,当在上述两个城市之间运行时,它不会满负荷工作,而是会把时速控制在平均350公里每小时。
Today you can travel the 250 miles from Paris to Lyon on the high-speed TGV in two hours.
今天你能乘坐TGV高铁两小时内从巴黎到达250英里外的里昂。
Autogeneous CO2 laser welding were run along the butt between two materials using sets of parameters power and travel speed.
采用不同功率和运转速度参数对两种材料进行了CO2激光对接焊。
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