水量 平 衡 : 50 phrases in 13 subjects |
Agriculture | 2 |
Architecture | 1 |
Business | 1 |
Earth sciences | 3 |
Ecology | 6 |
Engineering geology | 1 |
Horticulture | 1 |
Hydroelectric power stations | 4 |
Metallurgy | 2 |
Mining | 1 |
Technology | 25 |
Wind Energy | 1 |
Wood processing | 2 |