循环 水 : 220 phrases in 24 subjects |
Chemistry | 1 |
Construction | 1 |
Drilling | 3 |
Ecology | 2 |
Electronics | 49 |
Environment | 1 |
General | 101 |
Geology | 4 |
Medical | 1 |
Military | 3 |
Mining | 1 |
Nautical | 6 |
Nuclear and fusion power | 2 |
Oil / petroleum | 1 |
Oil and gas | 5 |
Oil processing plants | 12 |
Pulp and paper industry | 1 |
Rail transport | 1 |
Shipbuilding | 3 |
Technology | 15 |
United Nations | 1 |
Waste management | 1 |
Water resources | 4 |
Water supply | 1 |