effluve : 24 phrases in 10 subjects |
Automated equipment | 1 |
Cables and cable production | 1 |
Electronics | 7 |
High energy physics | 1 |
Historical | 2 |
Mechanic engineering | 1 |
Military | 1 |
Natural resourses and wildlife conservation | 1 |
Radio | 8 |
Technology | 1 |