 |
| |||
| utility factor | |||
| effectiveness factor | |||
| utilization coefficient | |||
| utilization factor | |||
|
效用 系 数 : 30 phrases in 7 subjects |
| Architecture | 1 |
| Bridge construction | 1 |
| Earth sciences | 3 |
| Electronics | 4 |
| Hydroelectric power stations | 1 |
| Metallurgy | 13 |
| Technology | 7 |
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