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1)  flocculation and settling properties
絮凝沉降特性
2)  flocculation features
絮凝沉降特征
3)  flocculating settling characteristics
絮凝沉降性能
1.
The effect of technological conditions and pH on flocculating settling characteristics of the product was studied.
以高岭土为原料,采用碱熔融水洗酸浸工艺制备聚硅酸铝絮凝剂,初步研究了该絮凝剂制备的工艺条件及pH对产品絮凝沉降性能的影响。
4)  flocculation [flɔkju'leiʃən]
絮凝沉降
1.
Study on the flocculation performance of hydroxymethylation melamine modified polyacrylamide flocculant;
羟甲基化三聚氰胺改性PAM絮凝剂的絮凝沉降性能研究
2.
This paper studied the treatment of iron-wastewater by using flocculation and sedimentation under static condition.
研究了在静态下的絮凝沉降法处理含铁废水,实验了不同操作条件对铁的处理效果的影响。
3.
The fundamental cause of generating influence on the settling velocity by ions is flocculation of fine sediment.
对泥沙絮凝沉降过程进行理论分析,推导出絮凝沉速与离子浓度之间的关系式。
5)  flocculating settling
絮凝沉降
1.
The turbidity of wastewater can be reduced to below 10mg/L by the process of flocculating settling and filtration.
通过絮凝沉降 +过滤的工艺过程可以将该废水浊度降到10mg L以下。
2.
In normal atmospheric temperature and pressure,after original wastewater of COD_(cr)180000mg/l was treatmented used alkaline hydrolysis,SBR of efficient and low power consumption and flocculating settling methods,it was came up to a set emission standard of organophosphorus pesticide industrial wastewater for every technical .
在常温常压下,将原废水进行碱解预处理后,采用高效、低能耗的 SBR 生化处理再辅以絮凝沉降后处理,可使 COD_(cr)浓度平均达18万mg/l 的乐果生产废水,治理后各项技术指标达到国标 GB8978—88中规定的有机磷农药工业废水排放标准。
6)  flocculation and settling
絮凝沉降
1.
Aluminum flocculants have an important role in the flocculation and settling of fine sediment, and are often used to clear muddy water and treat agricultural waste water.
铝类絮凝剂对细颗粒泥沙絮凝沉降有重要作用 ,常应用于浑水澄清、农业污水处理等研究中。
补充资料:絮凝沉降
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性质:一种沉淀类型。废水中的可沉物质在沉淀过程中相互黏结,结合成较大的絮凝体,从而使沉淀速度加快。发生絮凝沉降的条件是:废水中的悬浮固体浓度不高,但颗粒具有凝聚性能。凝聚性越好,形成的絮凝体颗粒越大,沉速也越快,颗粒间碰撞次数就越多,引起的颗粒间黏合的可能性也就越大。因此,这类沉降过程中悬浮物的去除率不仅与沉淀速度有关,还与沉淀容器的深度有关。二次沉淀池的初期沉淀就属于这种类型。

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