1.
collimated laser beam
激光平行光束，平行激光束
2.
Spot/Directional Light
目标聚光灯/平行光
3.
collimated lihgt beam
准直光束，平行光束
4.
Spot/Directional Light Vie
目标聚光灯/平行光视图
5.
parallel beam stress meter
平行光束应力测定仪
6.
direct shadow parallel light apparatus
平行光束阴影摄谱仪
7.
reflective IR collimator
反射式红外平行光管
8.
Change to Spot/Directional Light View
改变到目标聚光灯/平行光视图
9.
Optic Design of Collimator with Large Aperture and Long Focal Length
大口径长焦距平行光管光学系统设计
10.
Application of Large-Aperture Collimator in Optical Axis Parallelism Measurement
大口径平行光管在多光轴探测器光轴平行性测量中的应用
11.
Optical Design of the Reflective Eccentric-pupil Collimator with Large-aperture and Long Focal Length
大口径长焦距反射式偏瞳平行光管光学设计
12.
Visiblity for A Set of Segments Based on Parallel Light in the Plane;
平行光照射下平面内一组线段的可见性
13.
universal autocollimator
通用自动平行光管[瞄直仪]
14.
a parallel beam of light passing through it is caused to diverge or spread out.
平行光束通过它能够发散或展开。
15.
paralleled plate electrode type phototube
平行平板电极式光电管
16.
hold a candle-light vigil for peace
为和平而举行烛光祈祷.
17.
Opto-axes Parallelism Detection Method for Laser-range-finder Based on CCD
基于CCD的激光测距机光轴平行性检测
18.
Transmission Systems - Parallel-plate optical waveguide, modes (ray and wave-optics methods).
15 14光传导系统?平行面光导，模(辐射与波动光学)。