- leakage indication
- указание об утечке
Англо-русский железнодорожный словарь. 2013.
Англо-русский железнодорожный словарь. 2013.
Duct leakage testing — A duct leakage tester is a diagnostic tool designed to measure the airtightness of forced air heating, ventilating and air conditioning (HVAC) ductwork. A duct leakage tester consists of a calibrated fan for measuring an air flow rate and a… … Wikipedia
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