１问题的提出防水是建筑物的基本功能。屋顶、卫生间不渗漏，地面、墙面不阴湿是人们对建筑物的基本要求。但就是这样一个最基本的问题，却长期困扰着我国建筑业。一些新建或使用不久的建筑物发生渗漏水的情况时有发生，人们对此反应强烈，建筑业人士也为之大伤脑筋。据国... 1 The issue of waterproofing is the basic function of a building. The roof and the bathroom are not leaking. The ground and the wall are not damp and wet. It is the basic requirement of people for the building. However, such a basic problem has long plagued China’s construction industry. The occurrence of leakage of water in some newly constructed or recently used buildings has occurred from time to time. People have reacted strongly to this, and the construction industry has also been greatly troubled. According to the country...