circular variable filter
| spectrometer
| circular variable filter | |
| earth.sc. | 圆形渐变滤光片 |
| el. | 圆形可变滤光片 |
| oil.proc. | 圆形可变过滤器 |
| spectrometer | |
| geol. | 光谱仪 |
| met. | 分光仪; 分光计光谱仪; 光谱计; 能谱仪; 摄谱仪 |
| oil | 真空管滴定计 |
| rem.sens. | 波谱仪; 频谱仪 |
| rem.sens. од. | 分光计 |
| |||
| 圆形渐变滤光片 | |||
| 圆形可变滤光片 | |||
| 圆形可变过滤器 | |||
| 环形可变滤光片 | |||
|
circular variable filter : 2 phrases in 2 subjects |
| Electronics | 1 |
| Geology | 1 |