人们对一些工矿装置的废气、废液、废渣和某些工业产品对混凝土的侵蚀有比较清楚的认识,并采取了防腐措施;而对于气候环境、土壤和地下水等对混凝土工程(尤其是地下同地表面交接处)、混凝土基础工程的腐蚀破坏往往没有引起重视。沿海或戈壁荒漠,其土壤含碱 People have a clearer understanding of the erosion of concrete in some industrial and mining installations, such as waste gas, waste liquid, waste residue and certain industrial products, and have taken anti-corrosion measures; for the climate environment, soil and groundwater, etc. For concrete works (especially underground Corrosion damage of concrete foundation projects often does not attract attention. Coastal or Gobi Desert, with alkali in the soil