1.
Development of Monitoring System for Fire Prevention and Extinguishing based on Beam Tube of Mine Gas Chromatogram theory
基于矿井气相色谱原理的束管防灭火监测系统
2.
Foul or poisonous gas that sometimes pollutes the air in coal mines.
矿井瓦斯，有毒气体矿井中有时污染空气的恶臭气体或有毒气体
3.
The Application of Air Heating Units in the Mine Air Heating
空气加热机组在矿井井口空气加热中的应用
4.
A decision-making system of coordinated development between planning mines and constructing coal-bed methane wells
矿井规划与煤层气井建设协调发展决策系统
5.
In some cases the difference in atmospheric pressure causes the air to circulate naturally; in others a fan must be used to pump air into the mine.
有些矿井利用大气压力差引起空气自然流动，有些矿井则必须用扇风机把空气压人井内。
6.
The town is dead now the mine has closed.
因矿井已关闭, 镇上一片死气沉沉.
7.
Theoretical study on calculation limits of CBM resource of abandoned coal mine
废弃矿井煤层气资源量计算范围研究
8.
Abandoned Coal Mine Methane--A Noteworthy CBM resource
废弃矿井瓦斯——值得关注的煤层气资源
9.
Assessment on Mine Air Quality Using Pollution Loss Rate
污染损失率法评价矿山井下空气质量
10.
TREATMENT OF ACIDIC WASTEWATER FROM COAL MINE BY AERATION NEUTRALIZATION PROCESS
用曝气-中和法处理煤矿井下酸性废水
11.
Control of Exhaust Pollutant of Flame Proof Diesel Engine in Underground Coal Mmines
煤矿井下防爆柴油机排气污染的控制
12.
Technology of form drainage gas in high salinity formation
产高矿化度地层水气井泡沫排水采气技术
13.
The shaft of a mine.
竖坑矿的矿井或竖井
14.
Hygienic standard for environmental meteorology in underground workplace of coal mine.
煤矿井下采掘作业地点气象条件卫生标准.
15.
Estimation of Abandoned Mine CBM Resources through Drop-Down Curves
用下降曲线估算废弃矿井煤层气资源量
16.
Research on Intelligent Protective Unit for Electrical Equipment Used in Coal Mine;
煤矿井下电气设备智能保护单元的研究
17.
Technical Study on Leading Exploitation Underground Coal Bed Methane in Coal Mine-scale;
煤矿区的井下煤层气超前开发技术研究
18.
Experiment Research on the Underground Gas Adsorption of 3rd Coal in Yan Zhou Area;
兖州矿区3~#煤对井下气体吸附特性的实验研究