| |||
ruby optical maser | |||
microsecond-pulsed ruby laser (LINLINE) | |||
ruby laser | |||
ruby crystal laser | |||
Maiman laser; ruby crystal laser |
рубиновый лазер: 25 phrases in 9 subjects |
Astronautics | 4 |
Electronics | 2 |
Household appliances | 1 |
Laser medicine | 1 |
Lasers | 3 |
Military | 8 |
Physics | 2 |
Quantum electronics | 1 |
Technology | 3 |