水微生物污染 meaning in English

microbial pollution of water
microorganism contamination of water

Microbe pollution analysis of purified drinking water in shenzhen
深圳市市售纯净水微生物污染情况分析
Survey of contamination status of pail purified drinking water with microorganisams
家庭桶装纯净水微生物污染状况调查
Examination of microbial contamination of drinking water machine used in hospital
医院内饮水机出口水微生物污染状况调查
Experimental study on the microbiological pollution in purified drinking water from the taps of water dispensers
饮水机出口水微生物污染的实验研究