- trap-valve amplifiers
- • радиоусилвател с лампа с бягаща вълна
English-Bulgarian polytechnical dictionary . 2013.
English-Bulgarian polytechnical dictionary . 2013.
Microphone — For the indie film, see Microphone (film). Microphones redirects here. For the indie band, see The Microphones. A … Wikipedia
mass spectrometry — or mass spectroscopy Analytic technique by which chemical substances are identified by sorting gaseous ions by mass using electric and magnetic fields. A mass spectrometer uses electrical means to detect the sorted ions, while a mass spectrograph … Universalium