| |||
scrambled | |||
encrypted | |||
cryptographic | |||
black |
加密的 : 49 phrases in 13 subjects |
Air defense | 2 |
Automobiles | 1 |
Cryptography | 22 |
Drilling | 2 |
Economy | 2 |
Electronics | 1 |
General | 4 |
Geophysics | 1 |
Information technology | 2 |
Mechanic engineering | 1 |
Project management | 4 |
Technology | 4 |
Telecommunications | 3 |