上 升流: 109 phrases in 26 subjects |
Agriculture | 4 |
Architecture | 1 |
Automobiles | 1 |
Aviation | 3 |
Business | 1 |
Desert science | 1 |
Earth sciences | 2 |
Ecology | 5 |
Economy | 1 |
Electronics | 4 |
Engineering geology | 2 |
Environment | 2 |
Fishery fishing industry | 2 |
General | 1 |
Hydroelectric power stations | 4 |
Metallurgy | 10 |
Oceanography & oceanology | 2 |
Oil / petroleum | 3 |
Refrigeration | 1 |
Semiconductors | 1 |
Skydiving | 18 |
Space | 2 |
Sports | 1 |
Technology | 26 |
Telecommunications | 1 |
Wind Energy | 10 |