煤矿井下各项生产过程中产生的能在空气中悬浮一定时间的固体物质的细微颗粒总称为煤矿粉尘，简称矿尘或粉尘。煤尘的飞扬和堆积是引起煤尘爆炸的重大隐患，同时，岩尘弥漫则严重威胁矿工的身体健康，轻者引起呼吸道炎症，重者可导致尘肺病，难以治愈。所以，矿尘防治问题，既 Coal Mine produced in various processes can be suspended in the air for a certain period of time the solid particles of fine particles collectively referred to as coal mine dust, referred to as dust or dust. The flying dust and accumulation of coal dust are the major hidden dangers of coal dust explosion. At the same time, the diffuse dust and rock dust seriously threaten the health of the miners. The light ones cause the inflammation of respiratory tract. The severe ones can lead to pneumoconiosis and are difficult to cure. Therefore, mine dust prevention and control problems, both