查询词典 waste water

ABSTRACT In the process of rare earth production, large amount of sulfuric acid, hydrochloric acid and ammonia are consumed, However, there are large amount of sulfuric acid, hydrochloric acid or ammoniacal nitrogen in solutions or discharged waste water which need to be treated.

稀土冶炼过程中，一方面大量使用硫酸、盐酸及氨等化工原料，另一方面，在生产过程的某些中间环节或排放的废水当中，又含有大量的硫酸、盐酸或氨氮化合物需要处理。

And so, reuse of these sulfuric acid, hydrochloric acid and ammoniacal nitrogen in the production process will evidently decrease production cost, which shows good economic effects, furthermore, it will decrease salts and even waste water discharge, which shows good social effects.

因此综合回收这部分硫酸、盐酸及氨氮化合物并回用于生产过程，无疑可以降低生产过程的原材料消耗，从而降低生产成本，提高经济效益，而且可以大大减少无机盐甚至废水的排放量，其社会效应也是不言而喻的。

The result shows that: aquicultural waste water discharge respectively account for 75.1% of total nitrogen and 63.5% of total phosphorus; subsequently, the second main source of nitrogen and phosphorus is Domestic Sewage and Industrial Sewage drainage, which respectively equals to 20.5% and 30.7% of total nitrogen and phosphorus; in addition, farmland is not the main source, and only contributes to 4.4% of total nitrogen and 5.8% of total phosphorus.

结果表明，盐城海岸带主要陆源污染源中，养殖水域氮磷排放总量为7641t和480t，分别占排放总量的75.1%、635%；其次为居民工矿的生活生产污水，其氮磷排放量为2083t和232t，占总排放量的20.5%、30.7%；农田目前看来不是盐城海岸带主要的陆源污染源，排放量仅占4.4%和5.8%。

In the coastal zone of Yangcheng, terrestrial pollutions include the farmland run off, aquicultural waste water discharge, domestic sewage and industrial sewage drainage. The contribution of terrestrial nitrogen and phosphorus discharged into near shore was evaluated through literature survey and field investigation in the coastal zone of Yancheng.

文章采用野外实地调查和文献调研相结合的方法，从农田径流、养殖废水排放、居民生活污水和工业废水排放等几个方面，初步估算了盐城海岸带陆源氮磷污染负荷的分配情况。

In searching for an alternative to chemical treatment of waste water, Bena ssa has considered a common agricultural and food industry byproduct, orange peel.

为了寻求处理这些污水的可行性化学方法，Bena ssa发现了一种普通的农业和食品工业的副产品，桔子皮，试验发现桔子皮可以吸收模拟污水中的酸性染料

A new method is used for the rapid determination of SOn^2- in laboratory waste water by benzidine hydrochloride separate and acid-base titration.

中文摘要：提出了利用盐酸联苯胺沉淀分离，酸碱滴定法快速测定实验室废水中SO4^2-含量的新方法。

There are many methods in houses today for channelling away waste water.

现今，如何排出房屋里的废水有很多种方法。

A new method for the determination of sulfite in waste water by spectrophotometric method is described, based on the formation of a gold nanoparticle in the reaction between chloroauric acid and sodium sulfite.

基于亚硫酸钠与氯金酸还原反应生成的金纳米粒子在532nm处有最大吸收，建立一种用分光光度法测定水中亚硫酸盐的新方法。

The application of bio-enzyme technology in coking waste water treatment was studied.

摘 要：对生物酶技术在废水处理中的应用进行了研究。

The result is consultable in disposing of hospital waste water with particular characters, and will perform well with low cost.

医院可参考此最优条件，根据各自废水特征进行处理。此时消毒效果好，经济费用低。

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。