Vacuum tracer gas test

Leakage test in which tracer gas is detected in a space where the tracer gas atoms move freely to the sensor
Note 1 to entry: Each tracer gas species moves with its specific thermal velocity.
ISO 20484:2017(E)

Вакуумирования способ (3.4.1)

ГОСТ Р «Контроль неразрушающий. Течеискание. Термины и определения»