 |
| |||
| average costs | |||
| average expense | |||
| level cost | |||
| level load | |||
| average cost | |||
| average expenses; mean charge; norm expenses | |||
|
平均费用 : 29 phrases in 15 subjects |
| Agriculture | 1 |
| Air defense | 1 |
| Automobiles | 2 |
| Aviation | 1 |
| Business | 2 |
| Earth sciences | 3 |
| Economy | 2 |
| Electronics | 3 |
| Finances | 1 |
| General | 1 |
| Hydroelectric power stations | 2 |
| International trade | 1 |
| Securities | 1 |
| Space | 3 |
| Technology | 5 |
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