天然气

For the development, storage and application of natural gases, the better purifying technique is very important.

为了天然气的开发、储运和应用，高效的天然气净化工艺有着重要的实际意义。

For the development, storage and application of natural gases, the better purifying technics is very important.

为了天然气的开发，储运和应用。高效的天然气净化工艺有着重要的实际意义。

By using the TM images in 1997,2001 and the spatial analysis methods of remote sensing and investigated by quadrat,the dynamic change of vegetation,land use and soil erosion in the "Shan-Gan-Ning air mass to Yinchuan" natural gas pipeline project region during the period from 1997 to 2001 are analyzed.

基于在中国西北生态脆弱区天然气管线建设的工程实例，利用夏季陆地卫星图像为基本信息源，应用遥感解译分析、野外样方调查等方法，以植被类型、土地利用、土壤侵蚀为基本评价因子，对天然气管线建设前、后项目区的生态环境变化进行了分析研究。

Radiogenic argon (40Arr) is widely applied to isotope chronology and gas and source rock correlation.

稀有气体是天然气中指示其地球化学特征的重要组分，放射成因氩的年代积累效应广泛应用于同位素定年和天然气的气源对比。

Rare gas is an important constituent for indicating natural gas geochemical characteristics. Radiogenic argon (40Arr) is widely applied to isotope chronology and gas and source rock correlation.

稀有气体是天然气中指示其地球化学特征的重要组分，放射成因氩的年代积累效应广泛应用于同位素定年和天然气的气源对比。

Analytical results showed that the thermal efficiency and exergy efficiency increased with increasing condensation temperature of Rankine cycle, inlet pressure of turbines of Rankine cycle and LNG cycle, and decreased with increasing outlet pressure of turbines of Rankine cycle and LNG cycle.

分析结果表明，混合动力循环热效率和可用能效率随朗肯循环冷凝温度升高、朗肯循环透平进口压力和液化天然气循环透平进口压力增大而提高，随朗肯循环透平出口压力和液化天然气循环透平出口压力增大而降低。

Haikou newspaper December 21 (Reporter correspondent Xiaojian Hou Chen Tao) 0:00 yesterday, the province on the gas-powered taxi, bus vehicles not levy a surcharge to use compressed natural gas vehicles from 3.9 therefore Yuan / cubic meter reduced to 3.2 yuan / cubic meter, per cubic meter of natural gas fell by 0.7 yuan.

本报海口12月21日讯(记者侯小健通讯员陈涛)昨日零时起，我省对以燃气为动力的出租车、公交车暂不征收车辆通行附加费，车用压缩天然气因此由原来的3.9元/立方米降低至3.2元/立方米，每立方米天然气降了0.7元。

Sour natural gas contains a certain amount of water,which should be reduced to a certain degree in its processing.

天然气中含有一定的水份，在天然气加工过程中，必须将其中的水份脱除到一定的程度。

In this paper, the mathematical models, the numerical methods and the kinetic mechanism were systemically studied and improved to meet the requirement. The renormalization group k-εturbulence model was adopted to simulate in-cylinder flows in this article.

本文在三维数学模型中嵌入了化学动力学反应模型，构建了能够深入研究天然气燃烧反应机理、了解天然气发动机燃烧过程的数学模型。

This study put forward a systemic secure technic for domestic long distance natrual gas pipelines to reduce the scathe and influence farthest.

本选题的研究，将为国内天然气长输管道的安全运行提出一套比较系统的保障技术，将天然气长输管道事故的危害及影响降至最低。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。