Addison invented the electric light bulb , the record player and the movie projector 爱迪生发明了电灯泡、留声机和电影放映机。
Before the videocassette recorder there was the movie projector and screen 在卡匣式录影机出来之前，我们用的是电影放映机与屏幕。
Film 35 mm ; film projectors ; nomenclature , projector head with sound - reproducing heads 35 mm胶片.电影放映机.第2部分:术语装有还音磁头
Cinematography - tape splices for 8 mm type s motion - picture film for projector use - dimensions 电影技术.电影放映机用8mms型电影胶片的粘接片.尺寸
It was to him , with his splendid power of vision , like gazing into a kinetoscope 那话是对自己说的，他现在具有卓越的视力，有如通过电影放映机在观看。
Cinematography - projector usage of 16 mm motion - picture films for direct front projection - specifications 电影技术.直接正面放映16mm电影放映机的使用.规范
Cinematography - projection reels spools 75 to 312 mm diameter for 8 mm type s motion - picture film - dimensions and specifications 电影技术. 8mms型电影胶片用直径为75 - 312mm的电影放映机片盘片轴.尺寸和规范
Cinematography - 8 mm film - spindles - specification for dimensions of spindles for 8mm type s motion - picture projector spools 电影技术.第1部分: 8mm胶片.第11节:心轴.第1小节: 8mm s型电影放映机卷轴用心轴尺寸规范
Cinematography - 16 mm film - miscellaneous - specification for test film for assessing the picture performance of 16 mm motion - picture projectors 电影术. 16mm胶片.杂项.评定16mm电影放映机画面性能用试验胶片的规范
