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光 模块 : 35 phrases in 11 subjects |
| Air defense | 1 |
| Automobiles | 3 |
| Aviation | 1 |
| Earth sciences | 1 |
| Electronics | 19 |
| Geophysics | 1 |
| Information technology | 2 |
| Semiconductors | 1 |
| Solar power | 1 |
| Space | 3 |
| Telecommunications | 2 |
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