![]() |
| |||
井点 | |||
降低地下水位的井点 | |||
| |||
降低地下水位的井点 | |||
降低地下水位的管井 | |||
井点 | |||
井点降低地下水位的 |
well- point : 88 phrases in 10 subjects |
Bridge construction | 7 |
Ecology | 1 |
Electronics | 1 |
Engineering geology | 19 |
Hydroelectric power stations | 7 |
Metallurgy | 3 |
Oil / petroleum | 2 |
Rail transport | 1 |
Technology | 46 |
Water resources | 1 |