limit design : 40 phrases in 13 subjects |
Astronautics | 3 |
Construction | 14 |
Electronics | 4 |
Energy industry | 3 |
General | 2 |
Mechanics | 2 |
Military | 1 |
Occupational health & safety | 1 |
Sakhalin | 3 |
Sakhalin A | 2 |
Seismology | 1 |
Soil mechanics | 2 |
Technology | 2 |