The concentration and the mean particle size of smoke are of primary importance in early fire detection.
烟雾浓度和平均粒径是烟雾的两个重要特性参数，是早期火灾探测的基础。
It can reduce the porosity and mean particle size of pelletizing, increase the compact level of pelletizing, improve the intension of dry bulb.
能降低球团的气孔率和平均粒度，增加球团的致密程度，提高干球的强度。
This paper presents a method of measuring the particle mean size and dust concentration by small angle near forward light scattering optics and the extinction theory.
本文综合前向小角光散理论及消光原理，提出一种测量粉尘平均粒径及粉尘浓度的光学方法。
应用推荐