求翻译：优点：1 出水水质好；2不需要设初沉池；3 B段在A段的基础上处理污水，处理效率高。4 自动化程度要求低，运行管理简单；5 适用于土地费用较低，对操作运行要求不高的中小型污水厂。是什么意思？

Advantages: good water quality; 2 do not need to set up early settling tank; 3 b in a segment on the basis of sewage treatment, high treatment efficiency. 4 degree of automation requirements, simple operation and management; lower cost of the land, do not ask the operator to run small and medium-siz

Advantages: 1 out of the water quality is not good; 2 sunken pool needs to be set early on; 3 B A paragraph on the basis of the treatment, processing efficiency. 4 degree of automation, low-run management simple; 5 applies to land at a lower cost, and run the operation does not have high requirement

Merit: 1 water leakage water quality is good; 2 does not need to suppose initially sinks the pond; 3 B section processes the sewage in A section of foundations, the processing efficiency is high.4 automaticities request lowly, the movement management is simple; 5 is suitable for the land expense is

Advantages: 1 water quality good; 2 do not need to set the primary sedimentation; 3 b in a segment on the basis of the treatment of sewage, high efficiency. 4 low degree of automation, management simple; 5 applies to the lower land costs, run less demanding on the operation of the small and medium w

正在翻译，请等待...