本文结合工程实践 ,对“三高”地区屋面的双掺防水技术进行了一些有益的探讨 ,结果表明 :该技术切实可行、经济效益明显 ,有较高的应用推广价值 Based on the engineering practice, this paper makes some beneficial discussions on the double waterproofing technology of roofing in the “three highs” areas. The results show that the technology is practical, with obvious economic benefits and high popularization and application value