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| |||
| 费用函数 | |||
| 成本函数; 成本功能 | |||
| 费用函数，成本函数 | |||
| 成本［费用］函数; 价值函数; 费用目标函数 | |||
| 值函数 | |||
| 代价函数 | |||
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cost function : 39 phrases in 12 subjects |
| Aviation | 1 |
| Business | 11 |
| Commerce | 1 |
| Ecology | 2 |
| Economy | 2 |
| Electronics | 1 |
| Finances | 2 |
| Mathematics | 1 |
| Nautical | 1 |
| Oil / petroleum | 1 |
| Technology | 15 |
| Water resources | 1 |
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