| |||
communication area | |||
communication zone | |||
communication region |
通 信区 : 142 phrases in 13 subjects |
Advertising | 1 |
Air defense | 8 |
Aviation | 7 |
Communications | 6 |
Computer networks | 1 |
Earth sciences | 1 |
Electronics | 59 |
Information technology | 2 |
Rail transport | 1 |
Space | 26 |
Technology | 13 |
Telecommunications | 12 |
United States | 5 |