阿里A14的目的。8-2020旨在为生命、肢体和财产提供合理的安全。本标准可作为有关安全梯子和梯子配件使用、保养和维护的采购要求、人员指导和培训以及手册、手册等编制的依据。本标准旨在为本标准涵盖的梯子附件的安全设计和施工提供指南。它还旨在向梯子和梯子配件制造商提供一套设计、性能和施工要求，以便与本产品进行比较。 本标准的目的不是规定便携式梯子配件所用的所有结构细节或材料，而是提供一般要求和测试方法。

The purpose of ALI A14.8-2020 is to provide reasonable safety for life, limb and property. This standard may serve as a basis for purchasing requirements, instruction and training of personnel and preparation of brochures, manuals, etc., regarding safe ladder and ladder accessory use, care and maintenance.This standard is intended to provide guidelines for the safe design and construction of ladder accessories covered by this standard. It is also intended to provide the manufacturer of ladders and ladder accessories with a set of design, performance and construction requirements to which this product may be compared. It is not the purpose of this standard to specify all the construction details or materials to be used for portable ladder accessories, but rather to provide general requirements and testing methods.