[Aspiration method of measuring space charge in enclosures with increased unipolar electrification of the air].
D000390:Air Ionization
Aspiratsionnyĭ metod izmereniia eb"emnoĭ plotnosti élektricheskogo zariada v zakrytykh pomeshcheniiakh pri povyshennoĭ unipoliarnoĭ élektrizatsii vozdukha.