Transparent film projector is used to demonstrate interference, polarization and other wave optical phenomena and laws on large screen in big lecture halls.
本文介绍利用投影仪和透明胶片在大教室前的屏幕上动态演示干涉、偏振等波动光学现象及其规律的一些方法。
The chief equipment of electrified education includes slide projector, overhead projector, film projector, tape recorder, television set, TV camera and so on.
其主要设备包括用于幻灯、投影、电影、录音、电视和摄像等方面的机器。
She threaded the film into a projector.
她把电影胶片装入放映机。
Just as the film got started, the projector bulb often blew out.
但是常常影片才刚开始播放，放映机的灯泡却烧坏了。
The film flew off the spool and wound itself round the projector.
卷轴滑出缠绕在放映机上了。
The sisters consider this carefully. the film runs out of the projector, flapping on the reel. the screen goes white.
三姐妹认真的考虑了一下，放映机上的胶片已经放完，拍打著卷轴。电影幕布变成了白色。
The film is run through a projector.
影片通过投影仪放映。
The film is run through a projector.
影片通过投影仪放映。
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