| |||
Comring communication ring | |||
communication loop |
通信 环 : 29 phrases in 11 subjects |
Air defense | 1 |
Automobiles | 1 |
Aviation | 2 |
Computer networks | 2 |
Earth sciences | 2 |
Electronics | 9 |
Information technology | 1 |
Project management | 1 |
Space | 3 |
Technology | 1 |
Telecommunications | 6 |