fire damper

名词 n.
中文释义

英文释义

名词 n.
  1. A passive fire protection product used in heating, ventilation, and air conditioning ducts.
  2. A damper which closes off an air duct automatically in the event of fire so as to restrict the passage of fire and smoke.
  3. A mine worker who detects and clears a mineshaft of firedamp by intentionally burning or blowing it up. archaic,historical
    — Jack is a former fire damper who was injured in an explosion.

词形变化

fire dampers plural firedamper alternative
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