本文件提供了与充气轮胎使用的车轮和轮辋相关的术语词汇，以及轮胎和轮辋的命名和标记系统。其目的是定义基本的车轮和轮辋术语，而不是提供所有车轮设计特征的综合表格。还规定了车轮和轮辋标记的内容、位置和最小尺寸，目的是在全球范围内建立车轮和轮辋的统一识别系统。

This document presents a vocabulary of terms related to, and systems for the designation and marking of, wheels and rims intended for use with pneumatic tyres. The intention is to define fundamental wheel and rim terms rather than provide a comprehensive tabulation of all wheel design features. Also specified are the content, location and minimum size of the wheel and rim marking, with the purpose of establishing, on a worldwide basis, a uniform identification system for wheels and rims.