重 力水 : 165 phrases in 20 subjects |
Agriculture | 4 |
Architecture | 2 |
Bridge construction | 1 |
Earth sciences | 3 |
Ecology | 1 |
Electronics | 3 |
Engineering geology | 5 |
Hydroelectric power stations | 8 |
Metallurgy | 4 |
Mining | 2 |
Nautical | 2 |
Navigation | 3 |
Oil / petroleum | 11 |
Rail transport | 5 |
Refrigeration | 2 |
Shipbuilding | 3 |
Space | 2 |
Technology | 98 |
Textile industry | 3 |
Water resources | 3 |