|
flash tube : 16 phrases in 8 subjects |
| Antennas and waveguides | 1 |
| Chemistry | 1 |
| Medical appliances | 3 |
| Optics branch of physics | 4 |
| Physics | 1 |
| Radiation | 2 |
| Technology | 3 |
| Weapons and gunsmithing | 1 |
|
flash tube : 16 phrases in 8 subjects |
| Antennas and waveguides | 1 |
| Chemistry | 1 |
| Medical appliances | 3 |
| Optics branch of physics | 4 |
| Physics | 1 |
| Radiation | 2 |
| Technology | 3 |
| Weapons and gunsmithing | 1 |