1.
Hourglass-shaped X-ray compound refractive lens made by back-mask exposure technology
背面曝光技术制作沙漏状X射线组合折射透镜
2.
This exposure is made with a small F-stop to a sheet of white paper placed over the original, or to the rays from a flash- lamp.
闪光曝光，可用小光圈档，用一张白纸放在原稿上面或用闪光灯曝光。
3.
Method of Measuring Exposal Parameters of Background Advertisements of Sports Competitions
体育赛事背景广告曝光参数的测算方法
4.
Exposure,radiographic exposure
曝光,射线照相曝光
5.
Cooling control of exposure frame. enhance accuracy of print circrit.
曝光台面恒温控制、保线路精准度。
6.
Total UV integrate sesor. Insure exposure volume.
全面紫外线积量感测、确控制曝光量。
7.
Total UV integrate sesor.Insure exposure volume.
全面紫外线积量感测、准确控制曝光量。
8.
The Key Technology and Research Status of Mask Projection Stereolithography
面曝光快速成形关键技术及研究现状
9.
Photoelectric method for measuring exposure in focal planes of camera
GB/T13986-1992照相机焦平面曝光量的光电测量方法
10.
Research on the distribution of ultraviolet irradiance in an integral stereolithography system
面曝光快速成形系统中紫外光辐照度分布研究
11.
Study on Object Displacement Measure Using Double-exposure Digital Image Hologram Method
数字像面全息双曝光法测量物体位移的研究
12.
Rearch of Mark-Detection and Registration in Scanning-Electron-Beam Lithographic System;
扫描电子束曝光机背散射电子检测与对准技术的研究
13.
Mensuration & Application of Background Advertisement Exposal Parameter during Television s living broadcasting of Football Game;
电视直播足球赛事背景广告曝光参数测定方法及应用
14.
Concrete-Example Analysis of Exposal Effects of Background Advertisements of Sports Competitions Televised Live
电视直播体育赛事背景广告曝光效果的实例分析
15.
adding and copying machine
[花筒]连续曝光机
16.
Black-and-white exposure
黑白片曝光(摄影)
17.
The reflected glare may also cause underexposure. Take pictures at an angle to shiny surfaces to minimize flash reflections.
反光还会造成景物曝光不足。因此拍摄时,请与光亮背景保持一定角度,以减少闪光的反射影响。
18.
roentgen films,sensitized but not exposed
未曝光X光感光胶片