意义及用途
3.1 如果本索引中针对同一功能列出了多种测试方法或测试条件, the choice of method and conditions to be followed will need to depend on the experience and requirements in each case, as well as the agreement between the buyer and the seller. Users of this standard should be reminded that results obtained through different test methods and different test conditions cannot be directly compared.

ASTM D3105-2017 弹性体和塑料体屋顶防水材料的测试方法

半径
1.1 The index is for informational purposes only to assist in the selection of procedures and test methods for evaluating sheet and liquid roofing materials (作为适当的). General composition specifications and methods of analysis and raw material testing are not included, and the scope is limited to procedures used to evaluate received materials or finished materials or coatings.