| 1. | Care must also be taken in the fabrication and installation of pipework grids .
还必须注意排管的制作与安装。 |
| 2. | The latter may be used with bypass or throttling valves in the tower water pipework circuit .
近来，可采用在冷却塔的水管系统中设置旁通阀或节流阀。 |
| 3. | Pipework - stripwound metal hoses and hose assemblies
管道.带绕金属软管和软管组件 |
| 4. | Basic pipework , pipefittng practice and apply practice
学习基本水管安装及使用法。 |
| 5. | Pipework - fittings for corrugated metal hoses
管道工程.波纹状金属软管用配件 |
| 6. | Pipework - stripwound metal hoses and hose assemblies
管道.带绕金属软管和软管组件 |
| 7. | Pipework - fittings for corrugated metal hoses
管道工程.波纹状金属软管用配件 |
| 8. | Pipework - metal bellows expansion joints - general
管道工程.金属波纹管膨胀节.总则 |
| 9. | Railway transport equipment . pipework . biconical rings
铁路车辆.管路.双锥形连接环 |
| 10. | Industrial pipework . reduced shank bolts . specifications
工业管道.小螺杆的螺栓.规范 |
