Another shows the rail depot, where a long line of carriages is filled automatically from conveyors at the rate of a tonne a second.
另一个显示的是货运站，那里有长长的一排矿车，运送机正以一吨每秒的速度自动将煤装入矿车中。
Usually, there is a tank filled with mixture of water and alcohol, employed as couplant on the ultrasonic rail detect car.
现有的钢轨超声探伤车装有很大的水箱，用来提供水或水和酒精混合液做为探伤耦合剂。
Usually, there is a tank filled with mixture of water and alcohol, employed as couplant on the ultrasonic rail detect car.
现有的钢轨超声探伤车装有很大的水箱，用来提供水或水和酒精混合液做为探伤耦合剂。
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