通风口fresh air inlet;ventilator scoop详细»
通风口ventilator scoop详细»
通风口draft inlet;draft outlet详细»
通风口outlet详细»
通风口gutter;scoop详细»
通风口discharge opening;spiracle;ventilator;ventilator scoop详细»
通风口air hatch;blow vent;ventilation opening;ventilatorscoop详细»
通风口ventilator详细»
通风口vent opening;ventilatorscoop详细»
通风口draw head详细»