| 1. | Operation and maintenance of t6114 cng engine 6114天然气发动机的使用和维护 |
| 2. | Improvement of natural gas engines power performances 恢复改装天然气发动机动力性能的措施 |
| 3. | Cng engines are taken seriously for its cleaner emission 天然气发动机因其环保节能而受到重视。 |
| 4. | Gas engine - driven heat pmnp and its economic evaluation 天然气发动机驱动热泵系统及其经济性分析 |
| 5. | The applications of laser - induced spark ignition in the natural gas engine 激光点火在天然气发动机中的应用 |
| 6. | Control system design and test research for a mono fuel cng engine 单燃料天然气发动机控制系统设计与试验研究 |
| 7. | Series 190 natural gas engine for the petroleum and natural gas industry 石油天然气工业用190系列天然气发动机 |
| 8. | Numerical analysis of intake process in mpi lean burn natural gas engine 电喷稀薄燃烧天然气发动机进气过程的数值解析 |
| 9. | The technology of refrigeration and air conditioning unit driven by natural gas engine 天然气发动机驱动的制冷空调技术 |
| 10. | Calculation and analysis of energy efficiency for natural gas engine - driven heat pump 天然气发动机驱动热泵装置利用效率的分析 |