标准摘要
[中文适用范围]： 本文件是对 ISO 29481-1 中规定的方法的技术补充。 它定义了一种以标准化和机器可读的方式存储、交换和读取信息传递手册（IDM）规范的规范。 [外文原描述]： This document is the technical addition to the methodology set out in ISO 29481-1. It defines a specification to store, exchange and read information delivery manual (IDM) specifications in a standardized and machine-readable way.
英文名称Building information models — Information delivery manual — Part 3: Data schema