本SAE航空航天推荐规程（ARP）旨在推荐手持式便携设备的一般设计和性能特征，应急照明系统（注:本系统中包含灯和反射器的便携式部分将在本文件其余部分中识别为手电筒），供商用飞机机组人员在任何紧急情况下使用，在需要应急照明的机舱内外。

The purpose of this SAE Aerospace Recommended Practice (ARP) is to recommend general design and performance characteristics for hand-held portable, emergency lighting systems (note: the portable portion of this system that contains the lamp and reflector will be identified throughout the remainder of this document simply as a ¿¿¿flashlight¿¿¿) intended for use by crew members of commercial aircraft during any emergency situation, within or outside of the aircraft cabin, where emergency lighting is required.