 |
| |||
| photometer; light-meter | |||
| photoelectric colorimeter | |||
| candle power meter; illumination meter | |||
|
фотометр : 9 phrases in 4 subjects |
| Aviation | 1 |
| Military | 1 |
| Soil science | 2 |
| Technology | 5 |
|
| |||
| photometer; light-meter | |||
| photoelectric colorimeter | |||
| candle power meter; illumination meter | |||
|
фотометр : 9 phrases in 4 subjects |
| Aviation | 1 |
| Military | 1 |
| Soil science | 2 |
| Technology | 5 |