0 前言 改革开放以来,我国防水材料工业取得了长足的进步,在90年代初期“大家办建材”方针的指引下,我国防水材料产品品种、产量逐年增长,目前已解决了总量不足的矛盾,为社会的进步和国民经济发展做出了贡献。但我国防水材料总量的增 0 Foreword Since the reform and opening up, China’s waterproof material industry has made considerable progress. In the early 1990s, under the guidance of the “everyone should build building materials” policy, the variety and production of waterproof material products in China have been increasing year by year. At present, the contradiction of insufficient total quantity has been resolved. It has made contributions to the progress of society and the development of the national economy. However, the total amount of waterproof materials in China has increased