дублирующая система: 19 phrases in 11 subjects |
Astronautics | 3 |
Electronics | 1 |
Energy industry | 5 |
Information security and data protection | 1 |
Information technology | 2 |
Military | 2 |
Oil and gas technology | 1 |
Technology | 1 |
Transport | 1 |
United Nations | 1 |
Weapons of mass destruction | 1 |