查询词典 waste water

The treatment of the waste water from alkali decrement used the method of acid eduction.

摘 要：采用酸析方法处理碱减量废水，实验pH4.5～3.0时，废水 COD去除率70.9％～79.7％。

The its existence's subject matter one is pretreats system's efficiency not to be high, the flow is long, the effect is unstable; Second, the ion exchange resin needs the acid and alkali regeneration, discharges the acid and alkali waste water massively, the pollution of the environment.

其存在的主要问题一是预处理系统的效率不高，流程长，效果不稳定；二是离子交换树脂需酸碱再生，大量排放酸碱废水，污染环境。

For alkaline and acidic waste water, we do decrease its PH to 6-9 before letting it out.

碱性或者酸性溶液，我们都将其PH值处理为6-9后再进行排放。

Disposal of alkaline waste water in TNT production has become a problem needing immediate settling.

碱性废水的治理成为TNT生产中一个急需解决的课题。

The experimental conditions of decoloration disposal for printing and dyeing waste water with Cr~(3+) and litmusless dyes are optimized utilizing chitosan with 70% acetyl removed, aluminum sulphate or polyaluminum chloride for flocculation.

以脱乙酰度为70%的壳聚糖、硫酸铝和聚铝作为絮凝剂对含Cr3+和中性染料的印染废水絮凝脱色进行了处理条件的优化，对试验结果作了对比分析。

Experiment for precision casting enterprise in the production process of ammonia emissions from wastewater, in order to better determine the operating parameters to achieve a reasonable construction costs and operating costs; unsuitable for biological treatment of ammonia nitrogen wastewater treatment will provide more choice; can be applied to similar waste water, a wide range of applications.

实验针对精密铸造企业在生产过程中所排放的氨氮废水，目的是为了确定较好的运行参数，达到合理的建设费用和运行成本；对于不适于生物法处理氨氮废水处理提供了更多的选择；可以应用到类似的废水，应用广泛。

Suspended solids and it is conveyed by a pump to the waste water hydro cyclone battery.

水力旋流站的浆液包含有6%悬浮固体，被泵送到废水水力旋流站组。

The number of bone dust in animal feed is main reasons for high content of phosphorus in its waste water.

动物饲料中加入大量骨粉是其污水中含磷过高的主要原因，而常规活性污泥法对磷的去除率却很低。

Technological conditions of calcium lactate production with wheat starch waste water as a fermentation raw material were studied.

本文对小麦淀粉废水糖化液的乳酸钙发酵与提取条件进行了研究。

Such as: painting, ceramic industry in the diaphragm pump has occupied the leading position of absolute, and in some other industries, such as environmental protection, waste water treatment, construction, sewage, in the fine chemical industry is expanding its market share and have the other pump can not be replaced Status.

喷漆、陶瓷业中隔膜泵已占有绝对的主导地位，而在其他的一些行业中，像环保、废水处理、建筑、排污、精细化工中正在扩大它的市场份额，并具有其他泵不可替代的地位。

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。