| 1. | Pipework - fittings for corrugated metal hoses 管道工程.波纹状金属软管用配件 |
| 2. | Pipework - fittings for corrugated metal hoses 管道工程.波纹状金属软管用配件 |
| 3. | Pipework - metal bellows expansion joints - general 管道工程.金属波纹管膨胀节.总则 |
| 4. | Pipework - corrugated metal hoses and hose assemblies 管道工程.波纹金属软管和软管组件 |
| 5. | Terms used in pipiline engineering structures 管道工程结构常用术语标准 |
| 6. | Two pfms are normally used on major pipeline projects 大多数管道工程通常使用两个坡口机。 |
| 7. | Pipework - metal hoses and hose assemblies - vocabulary 管道工程.金属软管和软管组件.词汇 |
| 8. | The valvesopening for the production of lanchengyu pipeline 兰成渝管道工程投产开阀方案探讨 |
| 9. | Practice and cognition about use the technology of 京杭运河下非开挖电缆管道工程的实践与认识 |
| 10. | Technical specification for polyethylene gas pipeline engineerings 聚乙烯燃气管道工程技术规程 |