介绍了点阵图形发生原理并给出实验装置图。
The schematic diagram and the experimental set-up are given.
针对干式清洗中只被基底吸收和只被污染物吸收两种简单情况讨论了激光干式清洗的物理机理，并且给出了激光干式清洗典型的实验装置图。
Focus on two simple cases of "dry laser cleaning", laser is strongly absorbed by the substrate only and by the contamination only, to discuss the physical mechanism of dry laser cleaning.
该系统能向飞行员和地面装置提供统一的目标区域彩色图和GPS协调，具有实时工作能力，射程范围约50km。
The system, which presents both the pilot and the ground units with an identical colour map of the target area as well as GPS co-ordinates, works in real-time and has a range of about 50 km
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