To monitor dust in coal mines for evaluation on dust hazards and assay its elements in order to provide science evident for exploring the dust occupational injury mechanism, coal mine dust were sampled by dust sampler for measuring the admissible level under short-term contact (PC-STEL) and the time-weighted average admissible concentration (PC-TWA).
目的:监测煤矿井下粉尘浓度,评价煤矿粉尘危害水平;分析煤尘的组成成份,为探讨粉尘性职业损害机制提供依据。
The changes in amounts of bacterium and consumed glucose (GLU) and 14 kinds of main cations after the action of mineral dusts with escherichia coli and staphylococcus epidermidis were determined.
测定了矿物粉尘与大肠埃希菌及表皮葡萄球菌作用后的细菌数量、葡萄糖(GLU)消耗量及14种主要阳离子的浓度变化。
Surface properties, free radicals released by mineral dusts or stimulated phagocyte play important roles in causing ce.
矿物粉尘具有很强的生物活性,对人体健康、生物效应有其特有的生理作用。
The results show that:1) To some dust of sulfide ores,the lager the mass concentration of wetting agent is,the poorer the wet ability is when the solution temperature is near 20 ℃;2) The oxidation behavior of sulfi.
为了研究粉尘与湿润剂的耦合性,采用毛细管正向渗透实验方法,研究了3种阴离子型湿润剂溶液的含量(质量分数)、温度、湿润液添加钠盐等因子对10种硫化矿尘湿润效果的影响。
Characteristics and Influencing Factors of Pneumoconiosis in an Iron Mine
大冶铁矿尘肺发病规律及其影响因素
Discussion on Anti-sulfuration Dust Explosion Measurement in Multicell and Multi-process Phase Mining
多单元多步骤阶段矿房采矿法防硫化矿尘爆炸措施的探讨
The Study of Suppressing Thick Road Dust in Tong Lu Shan Mine;
铜录山矿运输道路粉尘抑尘控制研究
miners who have inhaled coal dust into their lungs
肺里吸入煤尘的矿工.
This paper introduced the producing flow, dust origin and dust equipments of open bauxite mine.
介绍了露天矿山铝土生产流程、尘源及产尘设备。
RESERCH OF SOOT TEMPERATURE MONITORING IN DUST-REMOVAL SYSTEM OF SUBMERGED ARC FURNACE
矿热炉烟尘温测在除尘系统中的实践研究
Analysis of General Dustproof Effect and Pneumoconiosis Morbidity of Two Coal Mine in Northern Anhui
皖北2煤矿综合防尘效果与尘肺发病情况分析
Application and research of the cartridge dust collector in mine dust removing
滤筒除尘器在矿井除尘中的应用与研究
Design and Application of the Integral Dust Control System of an Ore Discharge Station in Dongguashan Copper Mine
冬瓜山铜矿某卸矿站综合防尘系统设计与应用
CONTROL OF POWDER DUST POLLUTION IN THE UNDERGROUND CRUSHING STATION OF A COOPER MINE IN ANHUI PROVINCE
安徽某铜矿井下破碎站粉尘污染治理
Study on the Dust Suppression Solidifying Agent Being Used in the Transport and the Piling of the Bulk Minerals;
矿物散料储运表层固化抑尘剂的研究
The Monitor and Control of Coalmine Gas and Dust;
煤矿瓦斯和煤尘测控数学模型的建立
Situation and Development Direction of Dust Prevention and Treatment for China Coal Mine
中国煤矿粉尘防治的现状及发展方向
Reliability of water supply network for mine dust-proofing based on GO methodology
GO法分析矿井防尘供水管网的可靠性
Investigation on pneumoconiosis status of miners in Longyan city
龙岩市采矿农民工尘肺患病情况调查
Waste from anthracite coal mines, consisting of fine coal, coal dust, and dirt.
无烟煤废渣无烟煤煤矿的废弃物，由细粒无烟煤、煤尘和尘土构成
According to the dust pollution of open-pit mine, the measures of preventing the dust pollution were raised in order to clean environment in mining area.
通过分析露天矿采场粉尘的污染情况，提出了粉尘污染治理的措施，达到了清洁矿区环境的目的。
APPLICATION OF EXCEL INTO STATISTICS OF CONCENTRATION OF RESPIRATORY DUST IN A MINE
Excel在矿山呼吸性粉尘浓度统计中的应用