App standard specification for atactic polypropylene modified bituminous sheet materials using polyester reinforcements 聚酯增强的无规立构聚丙烯
Standard specification for atactic polypropylene modified bituminous base sheet materials using glass fiber reinforcements 用玻璃纤维加筋法测定无规立构聚丙烯改良沥青基薄板材的标准规范