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- Therefore,the conventional gas content measurement is invalid to lignite. 因此,传统的煤层气含量确定方法不适用于褐煤。
- 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。
- So it is feasible used the logging data to forecast coal seam gas content,and the applied value is enhance further. 证明用测井资料预测煤层瓦斯含量是可行的,从而进一步加强了测井资料的实际应用价值。
- 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 results show that gas geology cell should be taken into account to analyse gas content. 结果表明：对煤层瓦斯含量的分析必须以瓦斯地质单元为区块；
- Based on gas content analysis results the scope of weathered zones is determined. 通过煤层气样的气体组分分析，确定了甲烷风化带的大致影响范围。
- It is showed that the main reason of error on measure results of noxious gas content after blasting is the use of cannon expanding. 实验表明,钢炮扩孔是造成小直径炸药爆炸后有毒气体含量测定结果产生误差的重要原因。
- 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。
- In the meantime, measuring expansion energy of initial releasing gas of soft coal in Ma jia gou 0521 and absorb constant and remains gas content. 同时,对马家沟矿0521软分层的煤样进行了初始释放瓦斯膨胀能试验及吸附常数和残余瓦斯含量的测定。
- 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。
- Generally,the semifinished stabilized gasoline coming from the FCC has more gas content with high temperature when.it enters into the tank. 对于催化裂化装置生产的半成品稳定汽油,一般含气量大,进罐温度偏高,因而对内浮顶结构形式的选择提出了特殊要求。
- Spectro-Graph- can analize an object's mineral, metal, and gas content by analyzing light bouncing off or being emitted by the object. 分光图可以analize对象的矿产，金属，气体含量分析，轻反弹或正在排放的对象。
- Deep-hole presplitting explosion in coal seams with high gas content and low permeability was numerically simulated and analyzed. 摘要针对高瓦斯低透气性煤层，对深孔预裂爆破进行了数值模拟分析研究。
- Gas content of 14 points in Gaocheng Colliery was calculated with back calculation formula which may be used after 0.6 was multiplied to it as modification. 利用瓦斯涌出量反算公式;计算了告成矿14个瓦斯含量点;通过与实测数据比较;乘以0.;6的系数校正后可以使用。
- Results show that the main factors influencing methane desorption include pressure,gas content,coaly moisture content,matrices size and temperature etc. 结果表明:影响解吸的因素主要是压力、含气量、煤的水分含量、基块尺寸、温度等;
- The methods to calculate pressure,d rilling fluid density,gas content and solid content in borehole are given,and th eir distributions along the borehole are discussed. 给出了井眼中压力、钻井液密度、含气量和固体浓度的计算方法，并对它们的分布规律进行了研究。
- Based on the theory of acoustic resonance spectroscopy (ARS), the measurement system of the ARS is established for gas content detection in the liquid mixed with a gas. 摘要根据共振声谱原理，建立了气液两相介质中圆柱共振腔共振声谱的实验测量系统，研究了共振腔体中不同含量的气体对共振声谱的幅度和共振频率的影响。
- Coalbed sorption isotherm and gas content are the important reservoir characteristic parameters, which have a certain relation with the industrial analysis indexes of coalbed. 煤层的吸附等温线和含气量是重要的储层特性参数，它们与煤层的工业分析指标之间有一定的关系。
- Herewith,the influence of the non-condensable gas content and the tube surface s degree of supercooling on condensation heat transfer were found for the two kinds of tubes. 获得了不凝性气体含量和壁面过冷度对光管和三维肋管凝结换热性能的影响规律。
