查询词典 natural gas

With the decrease of normal natural gas source and the constant increase of energy demand, especially the rigorous demand to environmental protection,CBM plays an more and more important role in energy consumption as huge and potential resources.

随着常规天然气资源的不断减少，能源需求的不断增加，特别是对环境保护要求的日趋严格，煤层气作为巨大的潜在资源在我国能源消费中的地位也逐步提高。

The oxygen-natural gas cutting and welding technique for metal material were studied in this paper.

研究了氧—天然气金属切割和焊接技术。

Developing natural gas engine is one of effective means to solve the traditional energy crisis.

发展天然气发动机是解决传统能源危机的一个有效办法。

The compression ignition and combustion of the newly designed combustion system of the natural gas engine have been investigated.

研究了新的燃烧系统起动和工作过程。

In China, petroleum and natural gas engineering will achieve rapid growth in the twenty-first century.

在我国，2l世纪将是石油与天然气工程得以迅速发展的时代。

Faculty of Petroleum and Natural Gas Engineering, China University of Petroleum, Beijing 102249, China

中国石油大学石油天然气工程学院|北京 102249

Plasma technology utilized in natural gas chemical engineering .

离子体技术在天然气化工中的应用。

Hydrogen damage problem of pipelines exists extensively in natural gas transportation engineering.

在天然气输送工程中，广泛存在着管道的氢损伤问题。

Hydrogen induced cracking problem of pipelines exists extensively in natural gas transportation engineering, especially for ...

在天然气输送管道中，广泛存在着氢致开裂问题，尤其是输送硫化氢含量较高的天然气，管道的氢致开裂问题更为突出。

Application of EST Pipeline Hazard Evaluation to Natural Gas Transportation Engineering from WestWard to Eastward

风险投资的风险是指投资活动中人们不希望的后果出现的潜在可能性。

We have no common name for a mime of Sophron or Xenarchus and a Socratic Conversation; and we should still be without one even if the imitation in the two instances were in trimeters or elegiacs or some other kind of verse--though it is the way with people to tack on 'poet' to the name of a metre, and talk of elegiac-poets and epic-poets, thinking that they call them poets not by reason of the imitative nature of their work, but indiscriminately by reason of the metre they write in.

索夫农 、森那库斯和苏格拉底式的对话采用的模仿没有一个公共的名称；三音步诗、挽歌体或其他类型的诗的模仿也没有——人们把&诗人&这一名词和格律名称结合到一起，称之为挽歌体诗人或者史诗诗人，他们被称为诗人，似乎只是因为遵守格律写作，而非他们作品的模仿本质。

The relationship between communicative competence and grammar teaching should be that of the ends and the means.

交际能力和语法的关系应该是目标与途径的关系。