The ISD infrared data transmission system enables wireless data transmission to rail-mounted vehicles along the light beam.
IS D红外数据传输系统可以使无线数据通过光束传输到钢轨车辆上。
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Nowadays, a great rail-mounted combine chews away at a 10-foot-thick layer of salt in the old seabed, before it is towed 11 miles back to the plant, and washed and ground.
It is driven not by the adhesion force from the contact between wheel and rail, but by the electromagnetic force from reaction plate which is mounted in track.