 |
| |||
| 聚焦分光计 | |||
| focusing spectrometer: 20 phrases in 6 subjects |
| Agriculture | 1 |
| Aviation | 1 |
| Chemistry | 4 |
| Refrigeration | 1 |
| Space | 2 |
| Technology | 11 |
|
| |||
| 聚焦分光计 | |||
| focusing spectrometer: 20 phrases in 6 subjects |
| Agriculture | 1 |
| Aviation | 1 |
| Chemistry | 4 |
| Refrigeration | 1 |
| Space | 2 |
| Technology | 11 |