瓦 管 : 245 phrases in 26 subjects |
Agriculture | 11 |
Architecture | 7 |
Automobiles | 1 |
Aviation | 1 |
Bridge construction | 2 |
Business | 1 |
Chemistry | 1 |
Company name | 1 |
Drilling | 4 |
Earth sciences | 1 |
Ecology | 1 |
Electronics | 6 |
General | 3 |
Hydraulics | 21 |
Hydroelectric power stations | 7 |
Metallurgy | 7 |
Oil / petroleum | 26 |
Otorhinolaryngology | 1 |
Plastics | 1 |
Space | 3 |
Surgery | 1 |
Technology | 131 |
Textile industry | 2 |
United Nations | 2 |
Water resources | 2 |
Wind Energy | 1 |