论文部分内容阅读
采用量法和滤膜法对承德市区居民常用的4种煤的不同燃烧期的烟尘浓度和分散度进行测试,并从卫生学角度对四种煤进行评价,为承德市区烟尘污染的近期治理措施提供参考数据。
Using the method of volume and membrane method to test the concentration and dispersion of four kinds of coal commonly used in Chengde city residents at different burning stages of smoke and four coal were evaluated from the perspective of hygiene for the recent dust pollution in Chengde city Governing measures provide reference data.