詞語：downflow
downflow的解釋
downflow['daunfləu]n. 向下流之物；向下流
downflow的意思
downflow 向下流;向下流動;downflow well 注水井;downflow system 順流式系統;parallel downflow 同方向的下流(順流);downflow weir 下流堰;
downflow的參考例句
1.the number of microorganism in the downflow tank is much bigger than that in the upflow tanks; 下行流池中的微生物類群數目較上行流池多。
2.To reduce the heavy load on dust collectors, upflow beds were soon replaced by downflow fluidized beds. 為了減輕粉塵收集器的負荷，上流式流化床不久被下流式流化床所取代。
3.Objective To study the community of denitrifying bacteria and nitrate-nitrogen removal in downflow fixed-bed bioreactor. 目的研究下流式固定床反應器的脫氮效果及反硝化細菌群落結構。