Some theories related to particle scatterance and the structure as well as the fundamental principle of the facilities for testing laser signal from multiple angles have been introduced.

介绍了粒子散射相关论以及激光粒子信号多角装置的成与基,并详细描述了对烟与干扰气溶胶粒子的多角散射特征进行采集、处和分析的过程。