本航空航天推荐规程的目的是为商用运输机飞行甲板区域的机组人员逃生设施的提供制定标准。本航空航天推荐规程适用于FAR 25下认证的所有运输类飞机，无论推进方式、设计速度状态或装载的有效载荷类型如何。

The purpose of this Aerospace Recommended Practice is to establish criteria for the provision of crew escape facilities from the flight deck area of commercial transport aircraft. This Aerospace Recommended Practice applies to all transport category aircraft certificated under FAR 25, regardless of means of propulsion, design speed regime, or kind of payload carried.