ICS91.100.50Q24中华人民共和国国家标准GB/T22083—2008建筑密封胶分级和要求Classificationandrequirementsforbuildingsealants(ISO11600...
ICS91.100.50Q24GB/T22083—2008Classificationandrequirementsforbuildingsealants(ISO116002002,Buildingconstruction—Jointingproducts...