人为因素: 19 phrases in 13 subjects |
Air defense | 1 |
Artificial intelligence | 1 |
Aviation | 3 |
Business | 2 |
Desert science | 1 |
Earth sciences | 1 |
Economy | 2 |
Electronics | 1 |
Explosives and Explosive Ordnance Disposal | 2 |
General | 1 |
Nautical | 2 |
Securities | 1 |
Technology | 1 |