| |||
| 顶管作业 | |||
| 顶管法; 管子推顶法; 管子顶托; 管道顶入; 顶管施工; 顶进法 | |||
| 输管撑顶 | |||
|
pipe-jacking : 14 Phrasen in 5 Thematiken |
| Brückenbau | 1 |
| Eisenbahnwesen | 2 |
| Erdöl | 1 |
| Technik | 9 |
| Wasserkraftwerk | 1 |
| |||
| 顶管作业 | |||
| 顶管法; 管子推顶法; 管子顶托; 管道顶入; 顶管施工; 顶进法 | |||
| 输管撑顶 | |||
|
pipe-jacking : 14 Phrasen in 5 Thematiken |
| Brückenbau | 1 |
| Eisenbahnwesen | 2 |
| Erdöl | 1 |
| Technik | 9 |
| Wasserkraftwerk | 1 |