 |
| |||
| fuel efficiency | |||
| heat efficiency | |||
| |||
| heat efficiency; coefficient of thermal efficiency | |||
| thermal efficiency | |||
| fuel efficiency | |||
| тепловой кпд: 13 phrases in 6 subjects |
| Construction | 1 |
| Electrical engineering | 1 |
| Electronics | 3 |
| Energy industry | 4 |
| Oil / petroleum | 2 |
| Technology | 2 |