结构粘土非承重砖|沙特标准|SASO-ASTMC56
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结构粘土非承重砖|沙特标准|SASO-ASTMC56
Standard specification for structural clay nonloadbearing tile
结构粘土非承重砖的标准规范
Technical Regulation for Building Materials PartIV:Bricks,Tiles,Ceramics,Sanitary Ware and Relevant Products