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| 扩展函数; 扩散函数; 弥漫函数 | |||
| spread function: 23 phrases in 7 subjects |
| Agriculture | 1 |
| Aviation | 1 |
| Earth sciences | 2 |
| Electronics | 2 |
| Shipbuilding | 1 |
| Space | 5 |
| Technology | 11 |
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