查询词典 wastewater

It demonstrates that Pistia statiotes and Rhodospirillum sp.can greatly improve wastewater quality of swine farm.

显示光合细菌和水浮莲能够明显改善养猪场污水水质。

The properties of the zinc polysilicate flocculant and its application in the sugar industry,water treatment,industrial wastewater treatments are introduce

介绍了聚硅酸锌絮凝剂的性质及其在制糖工业、饮用水处理和工业废水处理等方面的应用。

Treatment of restaurant wastewater with polysilicate aluminium was studied.

以聚硅酸铝为混凝剂，用化学法絮凝处理餐饮废水。

Combined with polysilicate aluminum and ferric, this coagulant was thus used to treat tanning wastewater which COD value is ...

这种混凝剂与聚硅酸铝铁絮凝剂配合处理COD为 15 0 0～ 2 0 0 0mg/L制革废水，SS ，COD ，硫化物和铬的去除率分别为 95 %，93 %，92 %和 88%。

A new type of inorganic polymer coagulant polysilicate ferric was prepared by using blast furnace sludge as raw materials, it was used as coagulant in the treatment of dyeing wastewater.

以鼓风炉铁泥作原料，制备一种无机高分子混凝剂聚硅酸铁，并将其用于印染废水处理。

It is shown that polysilicate ferriteand polysilicate ferrite aluminum are efficient for disposal of arsenic wastewater, while polysilictae aluminum can not remove arsenic effectively.

实验结果表明，聚硅酸硫酸铁、聚硅酸氯化铁、聚硅酸硫酸铁铝和聚硅酸氯化铁铝对砷的去除效果均很好，聚硅酸硫酸铝和聚硅酸氯化铝对砷的去除效果不理想。

Study is made to treat non-chemical pulping paper-making wastewater with chemical process adopting polysilicate aluminium as coagulating agent.

用聚硅酸铝混凝剂处理非化学法制浆造纸废水，确定最佳混凝条件。

A preparation method of polysilicate polyferric chloride flocculant by leaching ferric tailings with hydrochloric acid pickling wastewater ,was studied,and the reasonable preparation craft and technological conditions were determined.

研究了以盐酸酸洗废液分解铁尾矿制备聚硅酸聚氯化铁复合絮凝剂的方法，确定了合理的制备工艺和工艺条件。

A new type of effective complex coagulant polysilicate aluminum ferric salt was prepared from coal gangue and pyrite slag and used as coagulant in the treatment of tanning wastewater.

用煤矸石及硫铁矿烧渣作原料制备了一种高效复合混凝剂聚硅酸铝铁，并将其用于制革废水的处理。

ABSTRACT Polysilicate aluminum and ferric saltflocculant was prepared from coal refuse and pyrite slag, and was used as flocculant in the treatment of dyeing wastewater for removing turbidity and COD and decolorizing.

摘 要 研究利用煤矸石及硫铁矿烧渣作原料制备PSAAF并用于印染废水的处理。结果表明，PSAAF有良好的除浊、脱色和除COD性能；尤其对亲水性染料，具有独特的去除效果。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。