swallet | |
eng.geol. | 矿井涌水; 伏流 |
hydroel.st. | 地下水 |
oil | 灰岩渗水坑 |
stream | |
gen. | 小溪; 溪流 |
hydroel.st. | 溪 |
tech. | 水流 |
| |||
矿井涌水; 伏流 | |||
地下水 | |||
灰岩渗水坑 | |||
落水洞 |
swallet stream : 10 phrases in 4 subjects |
Engineering geology | 4 |
Hydroelectric power stations | 2 |
Oil / petroleum | 1 |
Technology | 3 |