 |
软岩
| 取芯
| 用
| 齿状钻头
| 软岩 | |
| gen. | freestone; free-stone |
| bridg.constr. | weak rock |
| eng.geol. | incompetent rock; soft rock |
| 取芯 | |
| desert. | taking core |
| hydroel.st. | coring |
| 用 | |
| gen. | use |
| 齿状钻头 | |
| eng.geol. | basket bit |
| |||
| freestone; free-stone | |||
| weak rock | |||
| incompetent rock; soft rock | |||
| soft rock (石); weak rock (石) | |||
| 软岩: 85 phrases in 17 subjects |