【摘要】 煤矿井下作业场所粉尘浓度管理标准的变动，会给煤矿的防尘工作带来很大影响。煤矿防尘工作的好坏主要取决于综合防尘措施的落实、防尘科技的发展状况以及与此相适应的法规标准。脱离实际的防尘标准，只能导致实际工作中的虚夸与浮躁，不利于防尘工作的正常开展更多还原

【Abstract】 Each time when the change of threshold limit values of dust takes place brings great impact to the dust control management in coal mine .The state of dust control in coal mine mainly depends on the implementation of the comprehensive dust control measures,the development of the science and technology for dust control and the institution of the appropriate regulations and rules.Irrelevant standard for dust control would only cause exaggeration and impulsion in the practical work,and hinder the dust control practic to be carried out effectively.更多还原