compressed-air shield
| method
| compressed-air shield | |
| eng.geol. | 全气压盾构 |
| method | |
| gen. | 法; 标准; 水平 |
| environ. | 方法 |
| hydroel.st. од. | 方法 |
| mech. | 电火花法 |
| |||
| 全气压盾构 | |||
| 气压盾构 | |||
|
compressed-air shield : 10 phrases in 3 subjects |
| Engineering geology | 5 |
| Geotechnics | 1 |
| Technology | 4 |