air_duct | ||
1. | [ noun ] a duct that provides ventilation as in mines | |
Synonyms: | airway air_passage | |
Related terms: | duct snorkel downcast upcast register ventilation_shaft vent | |
air_duct | ||
1. | [ noun ] a duct that provides ventilation as in mines | |
Synonyms: | airway air_passage | |
Related terms: | duct snorkel downcast upcast register ventilation_shaft vent | |