The further treatment of sewage effluent by biological methods following sedimentation.
（对污水的）二次处理
sewage dumped in certain ‘sensitive’ areas of the sea would be given secondary treatment
as modifiera secondary-treatment stage comprising aerobic biological oxidation and final settlement
Example sentencesExamples
The next stage is secondary treatment, which is designed to remove soluble organics from the wastewater.
This waiver allows for less than full secondary treatment of the sewage being discharged into the ocean off Huntington Beach.
Ecosystem damage and fish toxicity occurred downstream from mills that did not use chlorine, even in advanced mills with secondary treatment processes.
Do most sewerage treatment plants only use secondary treatment?
Most treatment plants also have secondary treatment, whereby sewage is stirred and oxygen is blown in to help beneficial bacteria breed and eat up the ‘solids.’
Definition of secondary treatment in US English:
secondary treatment
noun
The further treatment of sewage effluent by biological methods following sedimentation.
（对污水的）二次处理
sewage dumped in certain “sensitive” areas of the sea would be given secondary treatment
as modifiera secondary-treatment stage comprising aerobic biological oxidation and final settlement
Example sentencesExamples
The next stage is secondary treatment, which is designed to remove soluble organics from the wastewater.
Ecosystem damage and fish toxicity occurred downstream from mills that did not use chlorine, even in advanced mills with secondary treatment processes.
This waiver allows for less than full secondary treatment of the sewage being discharged into the ocean off Huntington Beach.
Most treatment plants also have secondary treatment, whereby sewage is stirred and oxygen is blown in to help beneficial bacteria breed and eat up the ‘solids.’
Do most sewerage treatment plants only use secondary treatment?