 |
| |||
| 双光束分光光度计 | |||
| |||
| 双束分光光度计; 双光束分光光度计 | |||
| double-beam spectrophotometer: 8 phrases in 3 subjects |
| Chemistry | 1 |
| Technology | 3 |
| Water resources | 4 |
|
| |||
| 双光束分光光度计 | |||
| |||
| 双束分光光度计; 双光束分光光度计 | |||
| double-beam spectrophotometer: 8 phrases in 3 subjects |
| Chemistry | 1 |
| Technology | 3 |
| Water resources | 4 |