The effect of sulfate addition on methane formation was observed.
观察了硫酸盐对甲烷形成的影响。
Fracture operation is one of the important manners for exploitation of CBM and to obtain enough information is very critical for fracturing treatment in a coal bed methane formation.
压裂是煤层气开采的重要手段之一，而压裂前获取煤层相关地层参数，对压裂设计及压裂施工十分必要。
Throughout the system there would be ways of warming things up and injecting antifreeze to stave off the formation of icelike methane hydrates.
整个系统都要有介质加热和注入防冻液的途径，以避免形成类似冰的甲烷水合物（译者注，即可燃冰）。
For simple gas hydrate formation, the temperature and pressure of methane hydrate is highest, butane is lowest, and ethane and propane is between them.
对于纯气体形成水合物，甲烷形成的温压条件最高，丁烷最低，乙烷和丙烷介于二者之间。
Desorption of methane gas is controlled by the static pressure of formation water. Drainage of formation water provides pressure difference and space for gas desorption.
地层水的静水压力控制了甲烷气的解吸作用，地层水的排出可为气体的解吸提供压力差和空间。
Coal is one of porous media and during the process of its formation both a great volume of methane and quantity of water generated.
煤是一种多孔介质，在其形成过程中生成了大量的甲烷，并含有大量的水份。
The dynamics of benzoate degradation, the formation and utilization of acetate and methane production, and H_2 partial pressure were measured.
测定了苯甲酸降解、乙酸消长和甲烷形成的动力学和H_2分压。
The Fuxin Formation coalbed methane system is studied using the theory and method of non-conventional petroleum system.
运用非常规含油气系统的理论和方法研究阜新盆地煤层气系统地质特征。
The formation and dissociation of methane hydrate in subsea sediments were experimentally studied in porous media under simulated hydrate stability zone conditions for subsea hydrate resources.
基于实际海洋水合物资源的赋存状态及温度、压力条件，在人工多孔介质中物理模拟海底水合物稳定带的水合物藏进行了水合物的形成与分解的实验研究。
Natural gas from No. 1 and No. 2 gas fields in Caidamu basin is characterized by high content methane, high purity and high formation water salinity.
柴达木盆地涩北一号、二号气田具有天然气甲烷含量高、纯度高、地层水矿化度高的特点。
The effect of additives on methane gas hydrate formation was tested.
实验研究了添加剂对甲烷气体水合物形成过程的影响。
The methane producing formation activity and settling characteristics of the sludge were closely related to microbial composition and structure.
污泥的产甲烷活性和沉降性能等与其微生物组成结构密切相关。
Succession formation of coal measures is one of the important factors that affect enrichment of coal bed methane.
煤系的层序组合是影响煤层气富集的主要因素之一，薄煤岩互层是层序组合的一种类型。
The results of experiments show that in situ Raman spectroscopy is an effective method to obtain the formation condition of methane hydrate in fluid inclusions.
实验研究表明，原位拉曼光谱技术是准确获取流体包裹体中甲烷水合物生成条件的一种有效方法。
The formation mechanism of gas is analyzed in the paper, the majority of gas derives reservoir oil degradation gas, the minority derives the biogenic methane in Jurassic coal stratum .
分析了该天然气的成因，指出它主要是来自储层原油的菌解，另外还有侏罗系浅部煤系地层生物气的贡献。
The formation mechanism of gas is analyzed in the paper, the majority of gas derives reservoir oil degradation gas, the minority derives the biogenic methane in Jurassic coal stratum .
分析了该天然气的成因，指出它主要是来自储层原油的菌解，另外还有侏罗系浅部煤系地层生物气的贡献。
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