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| cost model; cost pattern | |||
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| cost model | |||
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成本 模 型 : 22 phrases in 9 subjects |
| Aviation | 3 |
| Business | 2 |
| Economy | 1 |
| Electronics | 4 |
| Explosives and Explosive Ordnance Disposal | 2 |
| Finances | 1 |
| Information technology | 1 |
| Space | 5 |
| Technology | 3 |
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