本文件规定了内部用作地板的单独硬木板和带有凹槽和/或舌片的预装硬木板的特性。本文件涵盖有或无表面涂层的硬木板。本文档不包括实木复合地板元素。（见附件C）。

This document specifies the characteristics of individual hardwood boards and pre-assembled hardwood boards with grooves and/or tongues for internal use as flooring. This document covers hardwood boards with or without surface coating. This document does not cover solid parquet elements. (See Annex C).