光电管 : 377 phrases in 17 subjects |
Astronautics | 4 |
Aviation | 1 |
Chemistry | 1 |
Cinema equipment | 3 |
Electrical engineering | 1 |
Electricity | 2 |
Electronics | 68 |
General | 92 |
Household appliances | 1 |
Information technology | 1 |
Medical | 2 |
Microelectronics | 2 |
Military | 11 |
Oil processing plants | 4 |
Photography | 5 |
Radio | 1 |
Technology | 178 |