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- The Coal--bed Gas Content 煤层含气量
- However, in areas with weaker hydrodynamics, or stagnant area, the coal usually has high gas content. 相反,在水动力不活跃地区或滞流水区域,煤层气的含量就比较高。
- The coal - bearing property, gas - bearing property and recoverability are studied according to the geologic evaluation standard of coal - bed gas. 运用国内外煤层气研究的新思路,按照煤层气地质选区评价标准,从该区含煤性、含气性和可采性三个层次展开研究。
- This study provides a scientific method about studying the gas content of the coal seam unmined and provides the basic data about the safe mining. 这为未开采煤层瓦斯含量的研究提供了科学方法，并为该煤矿的安全开采提供了基础资料。
- By tropic analysing logging data and the coal sample gas content analysed in the laborary ,producing the tropic equation. 将测井资料与实验室分析出的煤样瓦斯含量进行回归分析,建立回归方程。
- This article introduces the necessity of the coal bed gas development,as well as some questions and countermeasures and the suggestion which exists in the mining process. 基于我国煤层气(瓦斯)抽采利用现状,介绍了煤层气开发的必要性,以及在开发过程中存在的一些问题和对策措施及建议。
- This paper introduces the characteristics, reserves, productivity, consumption and perspective of high calorific value gas fuel, and introduces the nature gas, the coal bed gas and the gas-hydrate. 介绍了天然气、煤层气和天然气水合物的开发状况。讨论了高热值气体燃料的特点、储量、产量、消费量和前景。
- It is traditionally assumed that the Coal Bed Gas (CBG) formation is the effect of thermolysis (cracking) of the bulk coal organic matter by stratum temperature/pressure or animalcule. 传统煤化作用理论认为，煤层气生成是煤中有机质在地层温度/压力或微生物作用下发生降解或裂解的结果，近年来国内外相关研究成果却对这一传统理论提出了重大质疑。
- It is a new way of the utilization of coal bed gas. 为井下抽放煤层气的利用提出了一条新的途径。
- I add the coal on the flame continuously. 我不断朝火里添加煤炭。
- The coal will be shipped by rail. 这些煤将用火车装运。
- Knock Detection and Knock Control of the Coal--bed Gas Engine 煤层气发动机爆震的检测与控制
- The coal industry is running down as coal supplies are used up. 由于煤炭的来源枯竭，煤炭工业正在衰退。
- For measuring exactly on gas content of coal bed,required high core recov ery and short time to hoisting and loa ding. 为了准确测定煤层含气量,要求取心作业必须有高的收获率和尽可能短的提钻及出筒装罐时间。
- Socialist policy favours public ownership of the coal industry. 社会主义的政策有利於在煤炭工业中推行公有制。
- DESIGN FOR A MIXER IN THE COAL BED GAS AT A LOW CONCENTRATION DYNAMO ENGINE 低浓度煤层气发电用发动机混合器的设计
- His face and hands were smutted by the coal. 他的脸和双手被煤弄得漆黑。
- They underwrote the coal mine's bonds. 他们同意买下该煤矿的未认购的股票。
- It has proven that is feasible to pred ict gas content of coal bed with logging informations,thus farther spread applied value of logg ing informations. 证明用测井资料预测煤层瓦斯含量是可行的,从而进一步推广了测井资料的实际应用价值。
- He sketched the coal miner in a few minutes. 他几分钟就画了一幅那位煤矿工人的素描。
