![]() |
密钥 : 480 phrases in 16 subjects |
Air defense | 9 |
Automobiles | 1 |
Aviation | 2 |
Business | 1 |
Communications | 4 |
Computer networks | 16 |
Cryptography | 199 |
Electronics | 83 |
Finances | 1 |
Information technology | 81 |
Multimedia | 12 |
Project management | 6 |
Securities | 2 |
Space | 23 |
Technology | 4 |
Telecommunications | 36 |