尘肺病是指在生产过程中吸入粉尘而发生的以肺组织纤维化为主的疾病。尘肺的致病因子是粉尘,是比较明确的,但影响致病因子的因素是十分复杂的。不过在研究接尘工人发病的剂量与反应关系、探讨粉尘与尘肺发病内在联系时,国内外学者都着重研究粉尘计重浓度 Pneumoconiosis refers to the disease of lung tissue fibrosis that occurs during the inhalation of dust in the production process. The pathogenic factor of pneumoconiosis is dust, is more clear, but the factors that affect the risk factor is very complicated. However, the study of the incidence of dust workers and the incidence of response to the relationship between dust and pneumoconiosis pathogenesis, domestic and foreign scholars have focused on the concentration of dust concentration