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- It is also proved that A/O+MBR added with PAC is better than that without PAC in removing NH3-N and COD, and can reduce membrane pollution to a certain degree. 试验证明，投加粉末活性炭的A/O+MBR，在去除NH3-N和COD方面均优于没有投加粉末活性炭的情况，且在一定程度上减轻了膜污染。
- Under the conditions of the pressure difference of 0.1MPa, Reynolds number ranging from 5660 to 10110 and membrane pore size of 1.0?, the process has a larger filtration flux and small membrane pollution. 在炭膜孔径为1.;0?、流体流动雷诺数为5660~10110和压差为0
- Ferric hydroxide is dosed into submerged MBR and domesticated to convert activated sludge into bio-ferric activated sludge and achieved high efficiency of removal and decrease membrane pollution. 向浸没式膜生物反应器中投加氢氧化铁絮体,经过驯化和培养,形成生物铁污泥,以提高膜生物反应器的处理效果,减缓膜污染。
- It was shown that, through coagulation pretreatment, the feed water turned into micro floc water to improve the separation performance and play an important lessening action in membrane pollution. 试验结果表明，原水经混凝预处理后生成微絮体，改善了分离性能，对膜污染起了重要的缓解作用，可延长反冲洗周期，使其保持较高的稳定通量，长时间运行。
- RO Membrane Pollution And Cleaning 反渗透膜的污染及清洗
- We should use anthracite to avoid air pollution. 我们应该使用无烟煤以防止空气污染。
- Keywords maltitol;nanofiltration;membrane pollution;cleaning and recycle; 麦芽糖醇;纳滤;膜污染;清洗与再生;
- Pollution control has cleared the air. 污染管制已净化了空气。
- Keywords membrane pollution;polysulfone ultrafiltration membrane;protein; 膜污染;聚砜超滤膜;蛋白质;
- Man is fighting a battle against pollution. 人类正在与污染作斗争。
- Pollution is still very much a live issue. 污染现象仍然是当前的大问题。
- A thin layer of bone, membrane, or other tissue. 骨骼、粘膜或其它组织的薄层
- The soil becomes more and more acidic as pollution mounts up. 随着污染的加剧，土壤的酸化越来越严重。
- A clamor in the press for pollution control. 在报纸上对污染控制的呼吁
- Water pollution imperils all kinds of marine life. 水质污染危及所有海洋生物。
- Pollution has stripped the trees of their foliage. 污染剥光了这些树的叶子。
- We have freed the lake from pollution. 我们已经清除了该湖的污染。
- A thin skin or film, such as an organic membrane or a liquid film. 薄皮，薄膜如生物膜或液体膜等细薄的皮或膜
- A tightly stretched sheet or membrane, as on the head of a drum. 绷紧的薄膜状物挤压得很紧的平板或薄膜，如鼓面
