酮乙烯酯基屋顶板|沙特标准|SASO-ASTM-D6754

  酮乙烯酯基屋顶板|沙特标准|SASO-ASTM-D6754
  
  SASO-ASTM-D6754
  
  Standard Specification for Ketone Ethylene Ester Based Sheet Roofing
  
  酮乙烯酯基屋顶板的标准规范
  

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