本文件规定了使用Lisson-Tretrad机器对铺地织物（带或不带衬垫，见第9条）进行的四种试验方法。 -试验A:铺地织物质量损失的测定，也用于评估合成毛毯的纤维结合； -试验B:铺地织物楼梯前缘外观变化的测定； -试验C:测定合成毛圈地毯上的纤维结合； -试验D:测定针刺地板覆盖物和无绒头地板覆盖物上的纤维结合（毛羽）。

This document specifies four methods of test for textile floor coverings (with or without an underlay, see Clause 9) using the Lisson Tretrad machine. — test A: determination of mass loss of textile floor coverings, also used to assess fibre bind of synthetic pile carpets; — test B: determination of stair nosing appearance change of textile floor coverings; — test C: determination of fibre bind on synthetic loop pile carpets; — test D: determination of fibre bind (hairiness) on needled floor coverings and floor coverings without pile.