 |
| power storage: 61 phrases in 16 subjects |
| Astronautics | 4 |
| Automated equipment | 1 |
| Automobiles | 1 |
| Construction | 1 |
| Electrical engineering | 3 |
| Electronics | 6 |
| Energy industry | 9 |
| Geography | 1 |
| Hydraulic engineering | 1 |
| Makarov | 2 |
| Military | 3 |
| Nanotechnology | 1 |
| Rail transport | 1 |
| Solar power | 1 |
| Technology | 25 |
| Water resources | 1 |