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- Sound Head: The optical sound reproducer mounted beneath the projector head but above the take-up reel support arm or magazine. 声头、音头：安装在放映机头下、卷轴支撑臂或片匣上面的光学声音重现装置。
- optical sound reproducer 光学放声机,光学还音设备
- The simplest method is through the use of a synchronous drive motor connecting both picture viewer and sound reproducer. 最简单的方法是用同步电机将图象观察器和声音重放器连接起来。
- The company microsoft after the official notice of the portable sound reproducer Of zune decided not to stop on the achievement and to continue to advertize its new product. 该公司后，微软的官方通知，便携式健全reproducer的发行日期，决定不停止对实现，并继续advertize其新产品。
- In recording, an arrangement that will synchronize separate sound and picture tracks. The simplest method is through the use of a synchronous drive motor connecting both picture viewer and sound reproducer. 在录象技术中，使声音和图象同步的一种安排。最简单的方法是用同步电机将图象观察器和声音重放器连接起来。
- In recording,an arrangement that will synchronize separate sound and picture tracks. The simplest method is through the use of a synchronous drive motor connecting both picture viewer and sound reproducer. 在录象技术中，使声音和图象同步的一种安排。最简单的方法是用同步电机将图象观察器和声音重放器连接起来。
- Sound Gate: The gate used in an optical sound head, instead of a sound drum, to keep the film sound track precisely aligned on the scanning beam slit during sound reproduction. 声门：光学声音头上用的片门，代替声鼓，使得胶片的声轨在声音重现过程中正好和扫描狭缝光束精确地排列成一直线。
- variable-hue optical sound recording 变色光学录声
- mechanical optical sound recording 机械光学录音
- variable-area optical sound recording 变积式光学录音
- His optic nerve was hurt in an accident. 他的视神经在一次事故中受到损伤。
- Microscopes and telescopes are optical instruments. 望远镜和显微镜是光学仪器。
- The optic theory originated with Einstein. 光学理论是爱因斯坦首创的。
- A mirage is an optical illusion. 海市蜃楼是一种视错觉。
- 1.The simplest method is through the use of a synchronous drive motor connecting both picture viewer and sound reproducer. 最简单的方法是用同步电机将图象观察器和声音重放器连接起来。
- binaural sound reproducing system 双耳声重放系统
- A system of optical components that magnifies. 能起放大作用的一组光学元件
- photographic sound reproducing head 光学放音头
- Showing no optical activity in polarized light. 无旋光的极化光下无光学反应的
- monaural sound reproducing system 单耳声重放系统
- 今日热词
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- 深远海浮式风电平台 - deep-sea floating wind power platform
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- 京雄高速公路 - Beijing-Xiongan expressway
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- 农业及相关产业增加值 - the added value of agriculture and related industries
