| 1. | Hot - rolled wide strips for line pipe of oil and natural gas
石油天然气输送管用热轧宽钢带 |
| 2. | Hot - rolled wide strips for line pipe of petroleum and natrual gas
石油天然气输送管用热轧宽钢带 |
| 3. | His machine cut a natural gas pipeline in wyoming on saturday
周六其推土机切断了地处怀俄明州的一条天然气输送管道。 |
| 4. | Dimensions and masses per unit length of steel pipe for petroleum and natural gas
石油天然气输送钢管尺寸及单位长度重量 |
| 5. | Valves for natural gas transportation in pipelines - performance requirements and tests
天然气输送用管道阀.性能要求和试验 |
| 6. | Code for energy saving economical operation of natural gas transmission pipeline system
天然气输送管道系统节能经济运行规范 |
| 7. | Design code for oil and gas transportation pipeline crossing engineering - aerial crossing engineering
原油和天然气输送管道穿跨越工程设计规范跨越工程 |
| 8. | The revision of gb t 14164 - 1993 wide hot - rolled strips for the transportation of petroleum and natural gas
1993石油天然气输送用热轧宽钢带国家标准修订 |
| 9. | Valves for natural gas transportation in pipelines - performance requirements and tests ; german version en 14141 : 2003
天然气输送管道用阀门.性能要求和试验 |
| 10. | Design code for oil and gas transportation pipeline crossing engineering - underground crossing engineering
原油和天然气输送管道穿跨越工程设计规范穿越工程 |
