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sewage depth processing
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sewage depth processing
Encyclopedia
工学
深度处理
释
sewage depth processing
污水深度处理
城市污水或工业废水经一级、二级处理达到排放标准后,为了达到一定的回用水标准,将污水进一步通过物理、化学和生物方法进行处理的水处理过程。又称三级处理。
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drainage sluice
drainage system
drainage system fire fighting
drainage system of hydropower station
drainage system planning in irrigation district
drainage system treatment equipment
drainage therapy
drainage tube
drainage volume standard
drainage water quality standards
drain diffusion
drain ditches in the field
drain [electrode]
drain electrode
drainer
draining of pipeline
draining south and supplementation north method
drain pump house and sump
drain regulating valve
drain valve instrument
drain water pipe of boiler
drain water seal
Drakensberg
Drake Passage
Drake's Well
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