1.1本规范规定了根据本规范中概述的程序进行测试时的最低性能要求和分类。引用本规范的所有文件必须包括所需的分类。 1.2本规范并不意味着如果发现表面符合本规范，则不会造成伤害。 1.3以国际单位制表示的数值应视为标准值。本标准不包括其他计量单位。

1.1 This specification establishes the minimum performance requirements and classification when tested in accordance with the procedures outlined within this specification. All documents referencing this specification must include classification required. 1.2 This specification does not imply that an injury cannot be incurred if the surface is found to be in compliance with this specification. 1.3 The values stated in SI units are to be regarded as standard. No other units of measurement are included in this standard.