基本解释沖壓空氣渦輪英英字典柯林斯英英字典 a small air-driven turbine fitted to an aircraft to provide power in the event of a failure of the normal systems ram air turbine剑桥字典ram air turbine柯林斯字典专业释义航空、航天科學技術沖壓式空氣渦輪沖壓空氣渦輪