| |||
| 效率; 有效工作系数 | |||
| 效率因子 | |||
| 有效因子; 效率系数 | |||
| 有效系数 | |||
| 效率因素 | |||
| 有效因数; 效率因数 | |||
| 效率因数效率系数 | |||
| 有效因素 | |||
|
efficiency factor : 36 phrases in 13 subjects |
| Automobiles | 3 |
| Aviation | 1 |
| Business | 3 |
| Chemistry | 1 |
| Electric machinery | 2 |
| Engineering geology | 1 |
| Information technology | 1 |
| Management | 1 |
| Nautical | 2 |
| Oil / petroleum | 2 |
| Space | 9 |
| Technology | 9 |
| Wind Energy | 1 |