| 1. | Piping for pigging systems - part 2 : piping connections 清管装置管道.第2部分:管连接件 |
| 2. | A new technology of cold - formed pipe connection 一种新型的管道连接技术 |
| 3. | Injection pumps for diesel engines ; pressure pipe connections 柴油机喷射泵.第3部分:压力管道连接件 |
| 4. | Separable unthreaded pipe connections for metal gas pipes 第1部分:金属煤气管道用可拆卸的无螺纹管连接件 |
| 5. | Shipbuilding - 5k and 10k deck and bulkhead pieces for pipe connection 造船.管路连接用5k和10k甲板和舱隔板件 |
| 6. | Gasmeter connections - part 2 : one pipe connection ; dvgw code of practice 煤气表连接件.第2部分:单管连接. dvgw实施规程 |
| 7. | A new technology of cold - formed pipe connection and its finite element analysis 一种新型的管道冷挤压连接及其有限元分析 |
| 8. | Gas meter connections - part 1 : two pipes connection ; dvgw code of practice 煤气表连接件.第1部分:双管连接. dvgw实施规程 |
| 9. | Check for leaks around piping connections . any leaks must be fixed immediately 检查管道连接处是否有泄漏。任何泄漏必须立即修复。 |
| 10. | Disconnect water piping connections to the cold water inlet and the hot water outlet . disengage the heater from the wall bracket 在冷水和热水接口处拆下水管。从墙支架上拆除热水器。 |