对粉尘容许浓度的研究和粉尘接触浓度与尘肺发病关系的研究,国外目前还没有一个通用的、规范化的研究方法,西方国家基本上是研究人员自己选择方法进行研究。国内近十几年来,对粉尘接触量与尘肺发病关系的研究取得了较快进展,各地学者参考国外有关文献,提出了一整套的研究指标和研 The research on the allowable concentration of dust and the relationship between dust exposure concentration and the incidence of pneumoconiosis does not yet have a common and standardized research method in foreign countries. The western countries basically study their own choice methods. In recent ten years, the research on the relationship between dust exposure and pneumoconiosis has made rapid progress. The scholars all over the world made reference to relevant foreign literature and put forward a set of research indicators and research