The explosive process and explosive characteristics of superfine coal dust with four kinds of different particle diameters are studied.
研究了4种不同粒径的超细煤粉尘在管道条件下的爆炸过程和爆炸特性。
Temperature profiles of the methane-coal dust hybrid flame;
甲烷—煤尘复合火焰的传播与温度特征
Study on the coal dust surface characteristics and wetting mechanism;
煤尘表面特性及润湿机理的研究
On lower limit of explosive coal dust in coal dust mixture with methane;
甲烷-煤尘复合体系中煤尘爆炸下限的实验研究
Always emphasizes equipment modification is coal-dust governance,Environmental governance makes coal-dust comprehensive to further improve,Strengthening the management make comprehensive know-how coal-dust remain.
其成功的经验是:企业一把手亲自主抓,各部门通力协作,是取得成功的关键,始终狠抓设备改造是搞好煤尘治理根本,环境治理使煤尘综合治理得到进一步的提高,强化管理使煤尘综合治理的成果得以长期保持。
Through studying the characteristics of coal dust occurring and distribution at longwall face adopts increasing the shear's spraying pressure, injecting water into coal seam and promoting management to reduce coal-dust density and improves the working environment and conditions.
通过对综放工作面产尘的特点及煤尘的分布研究 ,采取了提高机组喷雾压力、煤体注水 ,加大管理力度完善技术管理等方法 ,降低煤尘密度 ,改善作业环境和条
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
mixed explosion
瓦斯和煤尘混合爆炸
miners who have inhaled coal dust into their lungs
肺里吸入煤尘的矿工.
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
Technology of Gas Outburst Elimination,Gas and Coal Dust Management with Water Injection in Coal Seam at Coal Face in "Three Soft" Coal Seam
“三软”煤层采煤工作面煤层注水消突治理瓦斯、煤尘技术
Experimental Study for Acute Pulmonary Reaction on Coal Dust of Hui Bei Coal Mine
淮北煤矿煤尘的急性肺部反应实验研究
Research on Distribution Regularity of Deposited Dust in Return-air Way of Coal Face
采煤工作面回风巷沉积煤尘分布规律的研究
Discussion on Coal Dust and its Control Techniques in Mining of Thick Coal Seam
浅析厚煤层综放开采煤尘及其防治技术
lung disease caused by inhaling coal dust.
由于吸入煤尘而导致的肺
flecks of dust, soot, dandruff
灰尘的微粒、 煤炱、 头皮屑.
Atmospheric air-Test dust standard sample-Fly ash
GB/T13269-1991大气试验粉尘标准样品煤飞尘
The Test Research of Electrostatic Precipitator Collecting Dust When Using Worse Coal;
电除尘器收集困难煤种粉尘试验研究
APPLICATION OF BAG FILTER IN COAL CHARGING OF COKE OVEN
布袋除尘器在焦炉装煤除尘中的应用
Choice and calculation for dust catcher of dust removal system in coal port
煤港输煤系统中除尘器的选择和计算
Technology of coal seam Short-wall water injection to realize dustproof
开展煤层短壁注水 实现煤层综合防尘
Research on Dusting and Migration Rule of the Dust at Open-air Coalyard;
露天堆煤场粉尘起尘及运移扩散规律研究
Application Research on Baggy Excision Lampblack Skill in Flast Furnace Gas;
袋式除尘技术在高炉煤气除尘中的应用研究
The Ways to Improve the Dust-catching Rate of the BF Gas Gravity Duster;
提高高炉煤气重力除尘器除尘率的方法