预制混凝土隔油池|沙特标准|SASO-ASTM-C1613

　　standard specification for precast concrete grease inter ceptor tanks

　　预制混凝土隔油池的标准规范

　　Technical Regulation for Building Materials:Part3:Hydraulic Connections and Related Products

　　预制混凝土护栏|沙特标准|SASO-ASTM-C825

　　standard specification for precast concrete barriers

　　预制混凝土护栏标准规范

　　Technical Regulation for Building Materials:Part3:Hydraulic Connections and Related Products