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- speed of photographic plate 照相底片感光速度,感光板灵敏度,摄影干版的感光度,照相片感光速率
- By 1877 the increased speed of photographic emulsions and improved camera shutters made it possible to photograph rapid motions. 到1877年,有了显效更快的摄影乳剂,快门也改进了,快速运动的物体就能拍下来了。
- A photographic plate or a piece of film so exposed. 软片感光照片底片或电影胶片
- ASA: Short for American Standards Association, but use as a speed rating system for the sensitivity of photographic materials to light. The light the number, the faster the speed of the film. asa:是美国标准协会的英文缩写,用作定照相材料的感光速度等级。数字越高,感光速度越快。
- hypersensitizing of photographic plate 底片敏化
- The speed of this aircraft is very high. 这架飞机的速度非常快。
- The hurricane has a speed of 73 miles per hour. 飓风每小时73英里。
- The speed of a runaway horse count for nothing. 脱缰之马的速度毫无价值。
- The speed of light is an important constant. 光速是一个重要的常数。
- The speed of the toy boat is variable. 玩具船的速度是可变的。
- Now,it is duplicate without photographic plate. 现在相片没有底片也可以复制.
- The symbol for the speed of light in a vacuum. 表示真空中光速的物理符号
- The photographic plate was desensitized. 这块感光板被降低了感光性。
- The exposure of photographic film to light. 摄影软片的曝光。
- Rapidity or speed of motion; swiftness. 迅速,快速运动的快速或速度; 迅速
- When did the first measurement of the speed of sound take? 第一次测量声速是在什么时候?
- Some distance above the lead block a photographic plate is placed. 在铅块上方某一距离处放一照相底板。
- She left amid a swarm of photographers. 她离开时一群摄影记者围着她。
- Raindrop fall at a speed of about500 to1,000 feet a minute. 雨点以每分钟大约五百到一千英尺的速度下降。
- This shop has a variety of photographic apparatuses. 这家商店供应各种照相器材。