废水

Some, such as the short-rotation willow coppice, will decontaminate soil that has been polluted with wastewater or heavy metals as it grows.

有些植物，如短轮伐期柳树矮林会污染土壤，随着它的增长，土壤被污染的水或重金属的废水所污染。

Nitrate removal for synthetic wastewater was studied in a sulfur and corallite packed-bed reactor.

采用硫／珊瑚石填料床反应器去除人工合成废水中的硝酸盐。

The decolorization performance of a biomass adsorbent-modified corncob to dye wastewater has been introduced in this essay.

研究了生物质吸附剂－改性玉米芯对印染废水的脱色特性。

The best decolorization conditions for 50 mL dye wastewater by modified corncob are determined as follows: pH value 2, adsorption time 30 min and 60 min to direct deep blue and acid red, initial concentration 50 mgL^(-1), and adsorbent dosage 1.0 g.

改性玉米芯对50 mL印染废水脱色的最佳处理条件为：pH值2、对酸性大红和直接深蓝的吸附时间分别为60 min和30 min、初始浓度50 mgL^(-1)、吸附剂用量1.0 g。

It is considered to be the most cost-effective way to remove the organic materials from wastewater.

它被认为是最具成本效益的方法，以消除有机物质的废水。

We take biodegradation experiments toward three colonies with different density phenolic waster water, and test their rate of phenolic degrading and speed of bacteria growth in different time period. The results show that the rates of pheolic degrading are more than 95% in 500mg/L phenol and 250mg/L cresol culture solution.

对这三株菌种进行不同浓度的含酚废水降解试验，测定其不同时间段的酚降解率和菌株生长速度，结果表明BP-1，BP-2，BP-3菌在500mg／L的苯酚，250mg／L的甲酚溶液中的降酚率均达到了95％以上。

The results showed that the optimum conditions for pretreatment of coking wastewater were 6 g activated carbon per liter, 30 ℃, pH=9 and reaction for 20 min, under which the removal efficiency of organic pollutants are more than 70%. Among the 56 kinds of organic compounds, 45 kinds such as dolichoalkanes, polynucleation aromatic series, azacyclo compounds could be removed, and the removal ratios of amidobenzene, hydroxybenzene, indoleacetic, acid-2-methyl-phenyl-ester are 63.5%, 42.6%, 88.1%, 28.1% respectively, while cresol and xylenol are more than 70% and 85%.

结果表明，在最佳反应条件即活性炭投加量6 g·L-1，温度30 ℃，pH＝9，反应时间20 min的情况下处理废水有机物去除率大于70％，原水中检测出的56种有机物中的45种被去除，如长链烷烃、多环芳香族及氮杂环化合物等的浓度降至检测限以下，剩余的11种有机物中苯胺、苯酚、吲哚、乙酸-2-甲基苯酯的去除率分别达到63.5％、42.6％、88.1％、28.1％，甲苯酚和二甲苯酚(5种)去除率在70％和85％以上。

The electroplating waste water contains many heavy metals such as chromium,cadmium,nickel,cuprum,zinc.So the direct emission of it will lead to produce great negative effect for ecosystem,human health,industry production and living.

电镀废水中含有的重金属离子如铬、镉、镍、铜、锌等，直接排放将恶化生态系统，给人类的健康和生产生活造成极大的负面影响。

The influencing factors of degradation by current density, concentration of electrolyte, system temperature and pH are investigated.

考察了电流密度、电解质浓度、体系反应温度及pH值对废水降解效率的影响。

The orthogonal test had showed that pH value and current intensity are the most notable factors.

正交实验表明，pH值和电流强度是影响废水脱油率的两个最显著因素。

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。