查询词典 waste water

It can be used to flocculate, subside, and remove lead from waste water with low concentration of lead.

实验考察了螯合絮凝剂合成及从含铅废水中除铅的最佳条件。

Recently chitin and chitosan have become of great interest not only as biopolymers, but also as a new functional materials of high potential in various fields ranging from a simple floccule for waste water treatment to medical materials such as for wound healing and prevention of infection.

甲壳素是一种天然多糖，脱除乙酰基的产物是壳聚糖，作为新型功能生物材料，它们已在水处理、日用化学品、生物工程和医药等领域得到了应用，但它们不溶于一般的有机溶剂，从而限制了其广泛应用。

The study shows that: when the Cl-/SO42-molar rate is 1∶1, the Fe/Si molar rate is 2∶1, the flocculence has the best effect on paper-making waste water treatment.

本研究以废弃物为原料，合成新型絮凝剂，来处理造纸废水，旨在倡导循环经济。

The polysilicic acid is compounded with polyferric chloride sulphate under certain conditions, then the polysilicic acid-polyferric chloride sulphate flocculence is prepared. The study shows that: when the Cl-/SO42-molar rate is 1:1, the Fe/Si molar rate is 2:1, the flocculence has the best effect on paper-making waste water treatment.

将聚硅酸与聚合硫酸氯化铁在一定条件下复合，制备聚硅酸聚合硫酸氯化铁复合型絮凝剂，研究表明：在氯根与硫酸根物质的量比为1：1，且铁与硅物质的量比为2：1时，制得的复合型絮凝剂对造纸废水具有最佳处理效果。

The result indicates that PASS is an ideal flocculent for treating waste water from a high concentration oily emulsifier.

结果表明，PASS是一种较理想的处理高浓度含油乳化液废水的絮凝剂。

The product is a kind of high concentrated cationic flocculent, which can be used conveniently, and do not produce secondary pollution. It is high effective with small dosage. The product can be used in waste water treatment, in the meantime, it also can be used on correlative industry procedure for improving efficiency, and reducing the cost.

合成的产物是一种高效浓度的阳离子型絮凝剂，使用方便，不产生二次污染，用量小，可用于各种污水处理，同时还可用于有关工业生产工艺中以提高效率，降低消耗。

The sewer is silted up by foulness, and the waste water is everywhere on the ground.

下水道被脏物阻塞了，污水流得满地都是。

The high density printing and dyeing, the "TB/TA、TB/TH swing the filler freely" applied in the craft of anaerobic hydrolysis in the chemical engineering waste water, this research for the effectiveness of filler optimization was through small and middle sized testing. The fruitage of the study could be used to the selection of filler and application of practical significance in guiding the project.

高浓度印染、化工废水厌氧水解工艺中所应用的"TB/TA、TB/TH自由摆动填料"，通过小试、中试实验对多种填料进行效能优化研究，该实验结果对填料的选型及实际工程，特别是在成分复杂多变的印染、化工废水处理工程中的应用具有重要的指导意义。

The correlation coefficient is 0.9991. The method has been applied to the determination of trace cadmium in galvanization waste water with the relative standard deviation of 2.5%-3.2% and the recovery of 98.0%-102.0%. The results of this method are in good agreement with those of AAS.

方法用于电镀废水中微量锡的测定，相对标准偏差为2.5%~3.2%，加标回收率为98.0%-102.0%，测定结果同原子吸收光谱法的测定结果相吻合。

With the development of galvanization, metallurgy, leather madding, chemical industry and printing and dyeing, a lot of the waste water contain heavy metal was let into nature environment and pollute the environment badly.

随着电镀、冶金、制革、化工、印染等工业的发展，大量含有重金属的废水被排放到自然环境中，造成了严重的环境污染。

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。