|
characteristics data : 13 phrases in 9 subjects |
| Automated equipment | 1 |
| Aviation medicine | 1 |
| Clinical trial | 1 |
| Energy industry | 2 |
| Natural resourses and wildlife conservation | 4 |
| Scientific | 1 |
| Technology | 1 |
| Telecommunications | 1 |
| Weapons of mass destruction | 1 |