paos
美
英 
例句
But, up to now, few PAOs were separated, and researches were insufficient on mechanism and application of them.
但是,目前被篩選出來的聚磷菌種類不多,關于它們的除磷機理及實際應用技術研究還不夠。
Study on Anaerobic Metabolism of PAOs in Synthetical and Real Sewage
合成與實際污水中聚磷菌厭氧代謝研究