|
maximum allowable concentration : 6 phrases in 4 subjects |
| Environment | 1 |
| Labor law | 1 |
| Natural resourses and wildlife conservation | 1 |
| Nuclear physics | 3 |
|
maximum allowable concentration : 6 phrases in 4 subjects |
| Environment | 1 |
| Labor law | 1 |
| Natural resourses and wildlife conservation | 1 |
| Nuclear physics | 3 |