防护带 : 52 phrases in 21 subjects |
Agriculture | 2 |
Air defense | 1 |
Animal husbandry | 1 |
Architecture | 1 |
Automobiles | 2 |
Aviation | 1 |
Chemistry | 1 |
Desert science | 2 |
Drilling | 1 |
Ecology | 2 |
Electronics | 3 |
Forestry | 1 |
Hydroelectric power stations | 3 |
Information technology | 2 |
Metallurgy | 1 |
Multimedia | 1 |
Space | 2 |
Sports | 1 |
Technology | 17 |
Textile industry | 3 |
Wind Energy | 4 |