ISO/IEC 20924:2024 RLV包含官方IEC国际标准及其红线版本。Redline版本仅提供英文版本，为您提供了一种快速简单的方法来比较IEC官方标准与其以前版本之间的所有变化。 ISO/IEC 20924:2024提供了物联网和数字孪生的定义以及一组术语和定义。本文档是物联网和数字孪生的术语基础。这第三版取消并取代了2021年出版的第二版。本版构成技术修订版。与上一版相比，此版本包括以下技术变更: a)添加在其他ISO/IEC物联网相关标准中使用的新术语； b)更新一些定义以与物联网标准中的当前使用保持一致； c）随着标题和范围的变化扩展数字孪生相关词汇

ISO/IEC 20924:2024 RLV contains both the official IEC International Standard and its Redline version. The Redline version is available in English only and provides you with a quick and easy way to compare all the changes between the official IEC Standard and its previous edition.

ISO/IEC 20924:2024 provides a definition of Internet of Things and digital twin along with a set of terms and definitions. This document is a terminology foundation for the Internet of Things and digital twin. This third edition cancels and replaces the second edition published in 2021. This edition constitutes a technical revision. This edition includes the following technical changes with respect to the previous edition:
a) addition of new terms which are used in other ISO/IEC IoT related standards;
b) update of some definitions to align with current usage in IoT standards;
c) extension of digital twin related vocabularies with title and scope changes