这张幻灯片概述了饮用水分配生物膜中大肠菌群和大肠杆菌的信息。课程包括:大肠菌群和大肠杆菌的声誉介绍；细菌的来源； 细菌存活； 水源的影响； 配电系统属性对系统性能的影响 生存 分布生物膜的生长； “辅助”微生物；和 测量的可靠性。

This slide presentation outlines information on coliforms and Escherichia coli in drinking water distribution biofilms. Topics covered include: an introduction on the reputation of coliforms and E. coli; the source of the bacteria; bacteria survival; influence of source water; affect of distribution system attributes on survival; growth in distribution biofilms; "helper" microorganisms; and, reliability of measurement.