介绍了一种光学颗粒计数器设计技术的理论和方法，并研制了一套用于颗粒计数的实验装置。
The particle count technology based on light scattering at different collecting angles is introduced and device is constructed.
为了实现光学粒子计数器系统实时精确地测量悬浮颗粒物的质量浓度，对该系统的标定方法进行了研究。
In order to realize measurement of aerosol mass concentration in real time by optical particle counter, the calibration method of the instrument was studied.
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