A.70%
B.90%
C.50%
D.30%
A.70%
B.90%
C.50%
D.30%
A.80%
B.85%
C.89%
D.95%
A.10~20
B.20~30
C.30~60
D.65~95
A.漂浮物
B.悬浮物
C.油类
D.无机颗粒
A.好氧池
B.厌氧池
C.缺氧池
D.初沉池
A.90%
B.95%
C.97%
D.100%
A.维持适宜的DO浓度
B.增加污泥沉降比
C.提高进水碳氮比
D.适度控制温度和pH值
A.0.5h
B.1.0h
C.1.5h
D.2.0h
A.85%
B.90%
C.95%
D.98%