矿尘是指矿井建设和生产过程中产生的各种岩矿微粒的总称。其危害性极大,在污染工作场所危害人体健康*引起尘肺及皮肤病。它可加速机械磨损、缩短精密仪器的使用时间、降低作业点可见度，某些矿尘在一定条件下还可发生爆炸。
[目的]探讨煤田地质因素与煤矿尘肺发病关系。
Objective the aim of this study was to explore the relationship between coalfield geology factors and incidence of pneumoconiosis.
适用于无沼气或矿尘爆炸危险的爆破工程和露天爆破工程。
Suitable for outdoor blasting and mine blasting projects without marsh gas and mineral dust explosion risk.
广泛适用于露天及可燃气和(或)矿尘爆炸危险的地下爆破工程。
Widely used in outdoor blasting and underground blasting projects with combustible gas and mineral dust explosion risk.
应用推荐