| 1. | You must shut the gas supply off if there is a leak . 煤气泄漏时,必须把截门关上。 |
| 2. | You must shut the gas supply off if there ' s a leak 煤气泄漏时,必须把截门关上 |
| 3. | Application of several gas supply patterns in cities and towns 供气形式在城镇中的应用 |
| 4. | Heating value feedback system for a gas supply system 热值反馈系统在池炉燃气供应系统中的应用 |
| 5. | Heating , gas supply , ventilating and air conditioning engineering 供热供燃气通风及空调工程 |
| 6. | Gas supply systems - compressor stations - functional requirements 供气系统.压缩机泵站.功能要求 |
| 7. | Gas supply systems - welding steel pipework - functional requirements 供气系统.焊接钢管.功能要求 |
| 8. | Material of rubber seals used for gas supply pipes and fittings 燃气输送管及配件用橡胶密封圈胶料 |
| 9. | Gas supply systems - compressor stations - functional requirements 燃气供应系统.压缩站.功能要求 |
| 10. | Lcq1 : natural gas supply strategy 立法会一题:天然气供应策略 |