本文件定义了文化遗产保护领域中用于描述物品变更的术语，特别注意适用于多种类型物品的术语。 本文件适用于可观察到的所有类型的重大变更。购买本文件时可获得的所有当前修订均包含在购买本文件中。

This document defines terms used in the field of conservation of cultural heritage for the description of alteration of objects with particular attention to those terms which are applied to many types of objects. This document applies to all types of material changes that can be observed.All current amendments available at time of purchase are included with the purchase of this document.