optical sensor: 136 phrases in 21 subjects |
Astronautics | 4 |
Automated equipment | 2 |
Aviation | 2 |
Electronics | 9 |
Energy industry | 2 |
Foreign affairs | 1 |
General | 2 |
Household appliances | 1 |
Information security and data protection | 1 |
Makarov | 22 |
Mass media | 10 |
Mathematics | 1 |
Medical appliances | 2 |
Military | 39 |
Nanotechnology | 5 |
Oil and gas | 4 |
Pipelines | 2 |
Programming | 1 |
Security systems | 2 |
Technology | 20 |
Telecommunications | 4 |