GB/T 16992-1997 in English

本标准规定了飞机上使用的维护及其安全警告标示(不包括单纯的文字标志)，适用于各种类型的民用飞机。由于飞机维护点的尺寸和分布不同，采用本标准时，可以灵活执行本标准的要求。本标准规定的标志以国际通用和易于识别为原则，为飞机地面作业提供方便，并为保障维护安全提出警告。

Scope

This standard specifies the maintenance and safety warning signs (excluding simple text signs) used on aircraft, and is applicable to various types of civil aircraft. Due to the different sizes and distributions of aircraft maintenance points, the requirements of this standard can be flexibly implemented when this standard is adopted. The markings specified in this standard are based on the principles of international universality and easy identification, which provide convenience for aircraft ground operations and provide warnings for ensuring maintenance safety.