| |||
émission secondaire | |||
effet dynatron | |||
émission électronique secondaire |
вторичная эмиссия: 50 phrases in 8 subjects |
Antennas and waveguides | 2 |
Automated equipment | 1 |
Chemistry | 3 |
Electronics | 2 |
Magnetics | 1 |
Radio | 16 |
Technology | 10 |
Радиоактивное излучение | 15 |