| 1. | Many of the countries which lead in oil production also lead in natural gas production . 许多生产石油的主要国家同时也是生产天然气的主要国家。 |
| 2. | Testing study of the gas seal about gas production wellhead 采气井口气密封检测研究 |
| 3. | Standard specifications for gas production engineering design 采气工程方案设计编写规范 |
| 4. | Developmet of software dsktop for natural gas production engineering 采气工程软件平台研制 |
| 5. | Safety signs for the special purpose of oil and gas production 石油天然气生产专用安全标志 |
| 6. | Treament for waste water of coal gas production by biochemical 煤气生产工艺废水生化处理方法 |
| 7. | Major terms of oil gas production engineering 采油采气工程常用词汇 |
| 8. | Recommended practice for wwater drainage and gas production by foaming method 泡沫排水采气推荐作法 |
| 9. | Labor quota of gas production engineering 采气工程劳动定额 |
| 10. | The application of teledyne oxygen analytical instrument in gas production 氧分析仪在煤气生产中的应用 |