| 1. | The film is run through a projector .
影片通过放映机放映。 |
| 2. | How long will it take to set up the projector ?
把这个放映机安放好需要多长时间？ |
| 3. | Place one of the negative records in the projector object plane .
将负片记录之一放入投影器的物平面内。 |
| 4. | The film flew off the spool and wound itself round the projector .
电影胶片从卷轴滑出缠绕在放映机上了。 |
| 5. | No later than 1890, he combined his moving-picture projector with his talking machine .
不迟于1890年，他就把他的电影放映机和他的会说话的机器结合起来。 |
| 6. | The phototube, a very special type of electron tube, is the heart of the talking-picture projector .
光电管，一种非常特殊的电子管，是有声电影放映机的心脏。 |
| 7. | I am sorry . i can not show you the slides right now because i lent my projector to my mother-in-law .
我很抱歉，我现在不能马上把幻灯片给你看，因为我把放映机借给我岳母了。 |
| 8. | How long will it take to set up the projector
把这个放映机安放好需要多长时间 |
| 9. | Technical specifications of 35mm motion - picture projectors
35mm电影放映机技术条件 |
| 10. | Technical specifications of 16mm motion - picture projectors
16mm电影放映机技术条件 |
