ASTM E2579-20 用于评估表面燃烧特性的木制品的样品制备和安装的标准实践.pdf文档页数：5文档大小：2.64MB文档格式：pdf This international standard was developed in accordance with internationally recognized principles on standardization established in the Decis...

ASTM F3084-20 婴儿幼儿摇摆器的标准消费者安全规范.pdf文档页数：14文档大小：6.45MB文档格式：pdf This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles f...