| |||
| 微量法 | |||
|
micro method : 9 phrases in 7 subjects |
| Chemistry | 3 |
| Desert science | 1 |
| Metallurgy | 1 |
| Space | 1 |
| Technology | 1 |
| Textile industry | 1 |
| Water resources | 1 |
| |||
| 微量法 | |||
|
micro method : 9 phrases in 7 subjects |
| Chemistry | 3 |
| Desert science | 1 |
| Metallurgy | 1 |
| Space | 1 |
| Technology | 1 |
| Textile industry | 1 |
| Water resources | 1 |