Researchers at the University of Colorado tested 45 showers in five states as part of a larger study of the microbiology of air and water in homes, schools and public buildings.
The diversification of water quality of the distribution network has been researched by this paper, especially the microbiology parameters and the influencing factors. This is a significant research.
因此，本文研究给水管网中水质的变化，尤其是微生物学水质指标的变化及影响因素具有重要的意义。
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The volume delivery coefficient of oxygen in water is a great significance in training the microbiology.