noun
: a system of ventilation that applies the motive force at the inlets, drives the air through the rooms which become plenums, and avoids the incoming of cold drafts
noun
: a system of ventilation that applies the motive force at the inlets, drives the air through the rooms which become plenums, and avoids the incoming of cold drafts
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012