methane

Methane and propane are alkanes .

甲烷和丙烷是烷烃。

Methane is often regarded as the second most important greenhouse gas after carbon dioxide .

甲烷常被认为是仅次于二氧化碳的重要温室气体。

As the waste materials decompose , they produce methane gas .

废物腐烂时会产生沼气。

Methane gas does collect in the mines around here .

周围的矿井里的确有沼气聚积。

A methane molecule is composed of one carbon atom attached to four hydrogens .

甲烷分子由1个碳原子与4个氢原子构成。

The blasts were caused by pockets of methane gas that ignited .

爆炸是由甲烷气囊被引燃造成的。

The average cow expels600 liters of methane a day .

一般每头牛每天会排出600升甲烷。

There is a large amount of methane gas under the Siberian tundra .

西伯利亚的冻土地带之下有大量的甲烷气体。

Methane may have extraterrestrial significance .

甲烷具有星际意义。

The project is consisted of a modern hoggery , goose house and methane plant .

该项目由现代化养猪场，现代化养鹅场，以及沼气发电厂组成

Noise control method for remote optical fiber methane gas sensor system

远程光纤甲烷气体传感系统的噪声抑制方法

Study on the Mechanism of Interaction for Coal and Methane Gas

煤与甲烷气体相互作用机理的研究

The Recent Research Method and Main Objective on Coal Mine Methane Sensor

矿井瓦斯传感器的近代研究方法及方向

Research on the Monitoring Methods of Methane Concentration in the Atmosphere

大气中甲烷含量监测方法研究

Study on Methane Adsorption above Critical Temperature by Adsorption Potential Theory

吸附势理论在甲烷临界温度以上吸附中的应用

A Model of The Development of Rural Methane in Jian City

吉安市农村沼气建设的发展模式

Experimental Study for Methane Production Rate in Rice Paddy Soil

稻田土壤中甲烷产生率的实验研究

The methane content detecting is very important for coal mine production .

甲烷含量的检测对煤矿的安全生产等有着重大的意义。

Chinese coal bed methane exploitation with clean fuel development mechanism

利用清洁能源发展机制开发中国煤层气资源

Study on the Methane Emission from Spring Rice Fields in Beijing

北京地区春季稻稻田甲烷排放的研究

A Survey and Reflection on the History of Methane Utilization in China

中国利用沼气的历史考察和思考

The influence of methane leakage on environment and real-time monitoring

甲烷泄漏排放对环境的影响及实时监测

Study on the relation between paddy field temperature and methane emission flux

稻田温度与甲烷排放通量关系的研究

Progress in study of the catalysts for methane activation and conversion

甲烷活化及转化催化剂研究进展

Evaluation and optimization of coal bed methane accumulation zones in North China

华北地区煤层气聚集带评价与优选

A study on the effect of compression ratio , injection timing and methane

使用因素及压缩比对沼气内燃机性能影响的研究

The methane concentration and the substrate temperature were studied .

着重研究了甲烷浓度、基体温度等工艺参数对热丝CVD法金刚石薄膜显微结构与性能的影响。

Main Controlling Factors Analysis of Enrichment Condition of Coalbed Methane

煤层气富集高产的主控因素

Progress in Direct Conversion of Methane to Methanol in Liquid Phase

甲烷直接液相转化合成甲醇的研究进展

Present Research of Estimating Methane Storage in Coal bed

煤层甲烷含气量预测的研究现状