quadrant aeration unit 扇形分区充气装置
Because of its sufficient oxygen supply and the high sludge concentration, the sealed pure oxygen aeration unit has its inherent characteristics when disposing abnormal operation.
封闭式纯氧曝气装置由于供氧充足、污泥浓度较高，在处理异常运行时有其工艺自身的特点。
This paper introduces the simple process unit and practice in which iron is removed by adding NaOH into brine containing iron, aeration and continuous sedimentation.
介绍在含铁卤水中加入氢氧化钠，经简单曝气，连续沉降后除铁的简易工艺装置及生产实践经验。
The effect of membrane unit construction, membrane aeration, back washing, and chemical cleaning on membrane fouling was investigated.
研究了膜组件构造、膜曝气、反冲洗和化学清洗对膜污染的影响。
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