经过广大职工两年多的努力,我矿通风防尘工作收到一定的效果。全矿大部分作业地点的空气含尘量均符合国家规定的卫生标准(2毫克/米~3以下)。但是,掘进和采矿工作面爆破以后,炮烟和粉尘仍然蔓延到整个巷道,影响全矿通风防尘。因此,在生产实践中就必然向我们提出一个问题一用什么办法才能把粉尘消灭在扬尘点。开始我们 After more than two years of efforts by the majority of workers, mine ventilation and dust prevention work received some results. The dust content of air in most operations of the whole mine is in conformity with the health standards stipulated by the state (2 mg / m ~ 3 or less). However, after the tunneling and mining face blasting, the smoke and dust still spread to the entire roadway, affecting the mine ventilation and dust prevention. Therefore, in production practice, we must ask us one question and one way to eliminate the dust at the dust point. Start with us