The optimum value of dissolved oxygen for bacterium growth is 25% of air saturation.
溶氧水平为饱和度的25%，菌体生长最佳。
The result of experiment shows that sludge bulking will take place at any level of organic loading as long as the value of dissolved oxygen(DO) changes correspondingly.
实验结果表明，在低、中、高负荷时，只要溶解氧发生变化，均有可能发生膨胀。
Data collection data logging devices PH value, conductivity, dissolved oxygen, electrode potential value of a total of 24 routes.
数据巡检仪采集PH值、电导率、溶解氧、电极电位值共24路。
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