 |
| |||
| 短波通滤光片 | |||
| |||
| 窄带滤光器; 窄带滤光片; 窄带滤波器; 窄带滤波片 | |||
| short-pass filter: 6 phrases in 4 subjects |
| Air defense | 1 |
| Electronics | 3 |
| Space | 1 |
| Technology | 1 |
|
| |||
| 短波通滤光片 | |||
| |||
| 窄带滤光器; 窄带滤光片; 窄带滤波器; 窄带滤波片 | |||
| short-pass filter: 6 phrases in 4 subjects |
| Air defense | 1 |
| Electronics | 3 |
| Space | 1 |
| Technology | 1 |