1) filtering down
向下过滤
2) downward filtration
下向过滤
3) down-flow-high-speed filtration
下向流高速过滤
1.
The secondary effluent of municipal wastewater is treated by using the double-layer filter of quartz sand/anthracite and the process of down-flow-high-speed filtration.
采用石英砂/无烟煤双层滤料,通过下向流高速过滤技术对城市污水二级出水进行深度处理。
4) intermittent downward filtration
间歇下向过滤
5) downward filtering process
下滤过程
6) reverse filtration
反向过滤
补充资料：过滤过程与过滤机分类
过滤过程与过滤机分类  | |
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说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条