【摘要】 对自来水管内壁垢层进行了观察和分析．结果表明，腐蚀瘤是微生物破坏管道内壁的主要形式．腐蚀瘤的大小及其在管壁的分布状况与管径有关．铁是构成腐蚀瘤的主要物质成分．根据形态结构和物质组成分析了腐蚀瘤的形成过程更多还原

【Abstract】 The scales in water pipelines were observed and analyzed.The results showed that tubercule is the major form that microorganisms destroyed the interior surface of water pipelines.The size and distribution of tubercules depend on the diameter of water pipelines.Fe is the most important material element of tubercules.Based on the morphology and material composition analysis,the development process of tubercules was discussed.更多还原