| |||
midsegment (РДТТ) | |||
center section | |||
centre section | |||
master section | |||
core section |
центральная секция: 16 phrases in 8 subjects |
Astronautics | 3 |
Aviation | 2 |
Construction | 2 |
Energy system | 1 |
Firefighting and fire-control systems | 2 |
Forestry | 1 |
Military | 4 |
Technology | 1 |