DC electric ceiling fan 直流顶式电扇
electric ceiling radian heat 电天花板辐射热
The radiance of electric lights radiates from the ceiling.
电灯的光芒从天花板上辐射下来。
They showed that the electric field is confined near the ceiling, leaving only the magnetic field to transfer the energy to a smaller receiving loop a few metres away.
他们指出,电场将被限制在天花板附近,因而只有磁场可将电能传送至几米开外的一个更小的接收线圈。
He suggested having a ceiling electric fan installed in the room. This would solve the problem of ventilating the room, for when the fan whirled, it would draw in fresh air.
他建议安装一台吊顶电风扇。这将解决房间通风问题,因为当风扇急速转动时,它将带进新鲜的空气。
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