1.
optically flat filter
光平面滤光片;光学扁平滤光器;光学平面滤光片
2.
the action of light on photographic film
光线对感光片的作用
3.
filter type flame photometer
滤光片式火焰光度计
4.
optical interference filter, unmounted
光学干涉滤光片,未装配
5.
optical colour filter, mounted
光学彩色滤光片,已装配
6.
(in photography)sheet of(esp)glass coated with a film sensitive to light
（照相用的）感光底片,（尤指）玻璃感光片
7.
roentgen films,sensitized but not exposed
未曝光X光感光胶片
8.
make(a photograph)from a negative film or plate
由底片或感光板印（照片）
9.
positive film stock
生正片(未曝光的胶片)
10.
put on a record, tape, compact disc, etc
放唱片、 磁带、 激光唱片等
11.
Black-and-white exposure
黑白片曝光(摄影)
12.
automatic filters spectrophotometer
自动滤色片分光光度计
13.
cinematographic film,sensitized bu no exposed
未曝光的感光电影胶片
14.
cinematographic film, sensitized, unexposed
感光电影胶片,未曝光
15.
photographic sensitized film, unexposed
照相感光胶片纸,未曝光
16.
radiography that uses X-rays to produce a roentgenogram.
利用x光制作x光相片。
17.
a photographic plate or a piece of film so exposed.
感光照片底片或电影胶片
18.
The act of exposing sensitized photographic film or plate.
感光胶片或底片的曝光的行为.