IEC 62448:2017 RLV包含国际标准及其红线版本。红线版本只有英文版本。Redline版本为您提供了一种快速简单的方法来比较该标准与其前一版本之间的所有变化。红线版本不是IEC官方标准，只有标准的当前版本才被视为官方文件。 IEC 62448:2017规定了多媒体电子出版的通用格式，用于数据准备者和出版商之间的电子书数据交换，满足出版商的许多要求:可修改、可扩展和异构逻辑结构。第四版取消并取代了2013年出版的第三版，构成了技术修订。与上一版相比，此版本包括以下重大技术变更: a)澄清描述； b)删除冗余语句； c)解决错误和混淆术语。

IEC 62448:2017 RLV contains the International Standard and its Redline version. The Redline version is available in English only. The Redline version provides you with a quick and easy way to compare all the changes between this standard and its previous edition. The Redline version is not an official IEC Standard, only the current version of the standard is to be considered the official document.

IEC 62448:2017 specifies a generic format for multimedia e-publishing employed for e-book data interchange among data preparers and publishers, satisfying a number of publishers’ requirements: revisable, extensible and heterogeneous logical structure. This fourth edition cancels and replaces the third edition, published in 2013 and constitutes a technical revision. This edition includes the following significant technical changes with respect to the previous edition:
a) clarifying descriptions;
b) deleting redundant statements;
c) resolving mistakes and confusing terminologies.