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| 分色过滤器 | |||
| 分色滤光片 | |||
| 分隔分离滤波器 | |||
| 分色滤色镜 | |||
| 频带分隔滤波器; 分离滤波器; 分隔滤波器 | |||
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separation filter : 15 phrases in 8 subjects |
| Air defense | 1 |
| Automobiles | 2 |
| Aviation | 2 |
| Electronics | 4 |
| Geophysics | 1 |
| Space | 3 |
| Technology | 1 |
| Telecommunications | 1 |
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