标准摘要
[中文适用范围]： 本SAE推荐实践的目的是为标准壁和薄壁软管提供尺寸，并为SAE 20R3和SAE 20R4冷却系统软管提供商业和精密公差。 [外文原描述]： The purpose of this SAE Recommended Practice is to provide dimensions for both standard and thin-wall hoses and to provide commercial and precision tolerances for SAE 20R3 and SAE 20R4 coolant system hoses.Cross Reference: J20_201503,J2605_201504
英文名称Dimensions and Tolerances for Coolant System Hoses