All coal was moved from the work face by electrically-driven conveyors.
所有的煤都用电动传送带从工作面运出来。
They could power electrically driven wheels, letting an aircraft taxi without using its main engines.
它们可以给电力驱动的起落架轮子动力，让飞机不用主引擎就能在地面滑行。
They could power electrically driven wheels, letting an aircraft taxi without using its main engines.
它们可以给电力驱动的起落架轮子动力，让飞机不用主引擎就能在地面滑行。
应用推荐