 |
| |||
| eficiência; rendimento obsoleto | |||
| 效率: 68 phrases in 12 subjects |
| Accumulators | 2 |
| Brazil | 1 |
| Electric motors | 8 |
| Electrochemistry | 4 |
| Environment | 4 |
| International Monetary Fund | 13 |
| Mathematics | 12 |
| Nuclear physics | 8 |
| Power system protection | 2 |
| Reliability | 4 |
| Statistics | 7 |
| Thermal Energy | 3 |