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diaphragm |
截 墙 : 102 phrases in 13 subjects |
Architecture | 3 |
Earth sciences | 1 |
Ecology | 1 |
Electronics | 3 |
Engineering geology | 10 |
Forestry | 1 |
Hydraulics | 1 |
Hydroelectric power stations | 16 |
Hydrology | 1 |
Metallurgy | 1 |
Sports | 1 |
Technology | 58 |
Water resources | 5 |