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- Progress in Natural Gas Engine 天然气发动机的研究现状
- Investigation on combustion in natural gas engine with diesel pilot 柴油引燃天然气发动机燃烧过程的研究
- Control and Visual Test for Combustion Process in Natural Gas Engine 天然气发动机燃烧过程控制及可视化的试验研究
- The atmosphere is rich in natural gas. 这个气层的天然气储量很大。
- DC motor position servo system is an important component of the digital speed governor system utilized on natural gas engine. 直流电机位置伺服系统是天然气发动机电子调速系统的关键组成部分。
- R.W.Week. and J.J.Moskwa, "Transient Air Flow Rate Estimation in a Natural Gas Engine Using a Nonlinear Observer ," SAE Paper No. 940759, 1998. 张一屏，吴名伦，吴建勋，章文尧，"四行程汽油引擎之点火与喷油讯号模拟分析"，中华民国第十届车辆工程研讨会，2003。
- The progress in the research of ultrasonic effect on the formation and decomposition of natural gas hydrates, on the nucleation of ice are presented. 介绍了国内外超声波影响天然气水合物形成分解的研究进展、超声波对水成核结冰影响的研究情况；
- The combustion characteristics of a direct injection natural gas engine under various fuel injection timings were investigated. 摘要开展了天然气高压缸内直喷发动机不同喷射时刻时的燃烧特性研究。
- Natural gas application is widely concerned, this paper holds that GHP(Gas engine driven heat pump) is a wonderful choice. 这些问题的协调解决迫使人们关注能源的合理使用，本文指出基于“联产单供”思想的GHP技术会有良好的应用前景。
- That dependence is not only set to grow in oil, but also in natural gas. 这种依赖将不仅在石油方面加重,在天然气方面也将如此。
- The process of MRC?abroad is widely used in natural gas liquefaction. 天然气液化流程广泛采用的是丙烷预冷混合制冷剂液化流程。
- We have made pleasing progress in our talks. 我们的会谈已经取得了令人满意的进展。
- Ke Shen, et al. Bio-panning of HGV antigen epitope from a phage display library. Progress in Natural Science. 2000;10（6）:446-450. 柯屾，等。核糖体展示技术。见：分子文库-中国生物技术丛书。沈倍奋主编。2001。北京：科学出版社。
- He made rapid progress in his studies. 他学习上进步很快。
- Huawei Wang, Kaihuai Qin. Precise evaluation of uniform Doo-Sabin surfaces. Progress in Natural Science, 13(5): 391-396, 2003. 苏永松，许忠信，李浩宇，秦开怀.;先天性髋脱位手术计算机虚拟规划中的测量技术;计算机辅助设计与图形学学报，16(8)：1159－1163，2004。
- Physics has made enormous progress in this century. 本世纪物理学的发展突飞猛进。
- He made progress in English bit by hit. 他在英语方面逐渐取得进步。
- A colorless gas,C3H8,found in natural gas and petroleum and widely used as a fuel. 丙烷无色气体，化学式为C3H8，存在于天然气和石油中，广泛用作燃料
- Natural gas engines have widely been developed in the world due to the decrease of oil resources and the strictness of exhaust regulations. 由于石油资源的逐渐枯竭和排放法规的日益严格，使天然气发动机在全世界得到广泛地发展。
- The research and progress in natural polymer water treatment agent were summarized and the mechanism of flocculation and the effect of magnetic field was analyzed. 本文综述了天然高分子水处理剂的研究过程和进展，分析了其絮凝过程机理，对磁场作用进行探讨。
