單項選擇題
A.0.11mg/LB.1.5mg/LC.1mg/LD.0.5mg/L
A.0.1B.0.3C.0.6D.1
A.3對B.4對C.5對D.6對
A.壓強(qiáng)監(jiān)測法B.堵塞系數(shù)法C.氣泡大小觀察法D.污泥濃度檢測法
A.110B.120C.140D.160
A.5~20minB.0.8~1sC.30~60minD.1~5min
A.5B.10C.15D.30
A.紅B.橙C.黃D.綠
A.平均進(jìn)水流量B.實際總供風(fēng)量C.系統(tǒng)效率D.實際鼓風(fēng)機(jī)總功率
A.曝氣不足B.污泥解體C.碳源不足D.MSLL過低
A.10%B.20%C.40%D.50%