 |
| |||
| bottom step; earlier stage; lower stage (МТКК); primary stage | |||
| lower level; lower stand | |||
| bottom step (составной ракеты) | |||
| |||
| earlier stage (составной ракеты); lower stage (составной ракеты) | |||
| нижняя ступень: 30 phrases in 12 subjects |
| Architecture | 1 |
| Astronautics | 6 |
| Automated equipment | 2 |
| Business | 2 |
| Construction | 1 |
| Energy industry | 3 |
| Forestry | 3 |
| Hydrology | 1 |
| Makarov | 4 |
| Nautical | 1 |
| Technology | 3 |
| Thermal engineering | 3 |