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| 初步设计 | |||
| 初计划 | |||
| 初步设想; 初步计划方案; 初步计划; 初步方案 | |||
| preliminary project: 12 phrases in 6 subjects |
| Aviation | 3 |
| Bridge construction | 1 |
| Consulting | 1 |
| Economy | 1 |
| Space | 3 |
| Technology | 3 |
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