窝接 : 65 phrases in 16 subjects |
Agriculture | 1 |
Automobiles | 2 |
Aviation | 1 |
Construction | 2 |
Drilling | 3 |
Electronics | 7 |
General | 2 |
Hydroelectric power stations | 2 |
Isolation | 1 |
Mechanic engineering | 2 |
Metallurgy | 3 |
Oil / petroleum | 2 |
Plastics | 5 |
Space | 1 |
Technology | 30 |
Wind Energy | 1 |