废水

Paper effluent is treated by ozonization and coagulation, the removal of main pollutant substances such as COD、SS are over 99%, every index exceeded primary discharging standard, the water could be recovered as a byproduct.

摘要］采用臭氧—混凝法处理造纸废水，COD、SS等主要污染物去除率均高达99%以上，各项指标超过一级排放标准，水质完全可以回收利用。

The paper also presented the detailed experimental analysis on the combined technology of ozonization, engineering bacteria reinforcement and aeration, included the functions of different units in the system and demonstrated the superiority and necessity of the combined application of the ozonization, engineering bacteria reinforcement and aeration.

针对以上情况，在对固定化生物活性炭技术多年研究的基础上，首次提出采用臭氧固定化曝气生物活性炭滤池组合工艺对石化特种废水深度处理进行深入研究，文中对臭氧氧化、工程菌强化、曝气组合工艺进行了详细试验，总结出不同处理单元在系统中的作用，论证了臭氧氧化、工程菌强化、曝气联合应用的优越性和必要性，出水可以达到回用水标准。

This study clearly indicated that the treatment of dyeing wastewater with advanced oxidation technology of ozonization was effective; the addition of H2O2 or catalyst MnO-GAC in the system of ozonization reaction obviously increases the rate of oxidative degradation of the dyeing wastewater by ozonization, shortens the treated time and reduces the O3 consumption.

结论O3高级氧化能够有效降解印染废水，在臭氧反应体系中投加H2O2或MnO-GAC催化剂可以明显提高降解速率，缩短处理时间，降低O3耗量。

In the process that hydronium exchanging plan deal with industry waste water or water quality intenerate,de-salt and making of high pure water,ceramics grain can be used ad colophony mat layer in reflux palingenesis fixed bed,the diameter of grainf of mat layer is 1 -32mm ,ceramics grain filtering materials also possess the effect of grain filtering materials also possess the effect of de-iron and de –manganese,and de-iron effect is over 90%,it specially fit de-iron and de-manganese in north deep well water, its operating plan is resemble with other de-iron filtering materials.

在离子交换法处理工业废水或水质软化、除盐、高纯水制取中，陶粒可在逆流再生固定床中做树脂垫层，垫层颗粒径 1 -32mm ，陶粒滤料还具有除铁除锰的作用，除铁效果在 90%以上，特别适宜于北方深井水除锰，其操作方法与其它除铁滤料相似。

The experimental results further show that the new aerobic biodegradate reactor has the high treatment effect for calcium pantothenate wastewater.

采用蒸馏及好氧生物接触氧化相结合的方法处理泛酸钙含氰高浓度有机废水，其化学需氧量和氰化物的去除率达到99％以上，出水指标达到国家排放标准；同时验证了新型好氧生物接触氧化塔的可靠性。

The results of the experiments in two years showed that this simulative irrigation system is available for treatment of wastewater from the paper mill.

两年的试验结果表明：这个模拟的灌溉系统对处理造纸废水是有效的。

Pulp and Paper in the process of wastewater are produced in many craft areas.

制浆造纸过程中的许多工艺环节都有废水产生。

The thermoset phenolic resin was synthesized by all the waste water from the former process, paraformaldehyde and phenol.

以上述热塑性酚醛树脂生产中排放的全部废水、多聚甲醛、苯酚为原料可以合成多种用途的热固性酚醛树脂。

Emissions into the air or local water system or wastewater system should be consistent with the environmental norms dirt requirements, pay attention to this point is also very important.

排放到空气中或者当地水系统或废水系统中的污物应符合环境规范的要求，注意这一点也是非常重要的。

Secondly, to explore the effect of pH, concentration of ferrous ion, and inorganic ions such as sulfuric ion and perchloride ion to the performance of electro-Fenton method for dye wastewater treatment.

至於，过氯酸根与硫酸根的影响，以前者处理效率较高。在不同染料废水水质的影响中，以COD、氯离子浓度及导电度等项目，对电解Fenton法处理效果的影响最大。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。