protection switching: 71 phrases in 13 subjects |
Communications | 2 |
Electrical engineering | 1 |
Electronics | 1 |
General | 3 |
Information technology | 3 |
Makarov | 2 |
Mass media | 1 |
Military | 1 |
Nuclear and fusion power | 1 |
Oil and gas | 1 |
Technology | 8 |
Telecommunications | 46 |
Weapons of mass destruction | 1 |