 |
| |||
| full-face digging | |||
| overall excavation | |||
| full face digging (隧道) | |||
|
全面开挖 : 23 phrases in 4 subjects |
| Bridge construction | 1 |
| Engineering geology | 4 |
| Metallurgy | 1 |
| Technology | 17 |
|
| |||
| full-face digging | |||
| overall excavation | |||
| full face digging (隧道) | |||
|
全面开挖 : 23 phrases in 4 subjects |
| Bridge construction | 1 |
| Engineering geology | 4 |
| Metallurgy | 1 |
| Technology | 17 |