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操作 图 : 89 phrases in 24 subjects |
Architecture | 3 |
Artificial intelligence | 1 |
Automobiles | 1 |
Aviation | 9 |
Business | 7 |
Desert science | 1 |
Drilling | 1 |
Earth sciences | 2 |
Economy | 2 |
Electronics | 10 |
Exhibitions | 1 |
General | 1 |
Hydroelectric power stations | 1 |
Industry | 1 |
Information technology | 3 |
Management | 6 |
Metallurgy | 5 |
Military | 1 |
Oil / petroleum | 1 |
Space | 1 |
Technology | 26 |
Telecommunications | 2 |
Textile industry | 1 |
Water resources | 2 |