 |
| |||
| photoionization device | |||
| 光电离器: 20 phrases in 8 subjects |
| Agriculture | 1 |
| Chemistry | 1 |
| Computer numerical control | 1 |
| Electronics | 3 |
| Geology | 1 |
| Information technology | 2 |
| Space | 3 |
| Technology | 8 |
|
| |||
| photoionization device | |||
| 光电离器: 20 phrases in 8 subjects |
| Agriculture | 1 |
| Chemistry | 1 |
| Computer numerical control | 1 |
| Electronics | 3 |
| Geology | 1 |
| Information technology | 2 |
| Space | 3 |
| Technology | 8 |