目前高吸水性树脂的合成工艺存在反应时间长、能耗大、有废液污染等问题。
At present its synthetic technology has such problems as long reaction time, high energy-consuming, and wastewater.
在经检测的13种优先级污染金属中，发现有两种金属在钝化废液中的水平有所增加。
Of the 13 priority pollutant metals tested for, two are found in elevated levels in passivation waste effluent waters.
它是造纸厂排出的废液中的主要成分，是主要的水污染源之一。
But lignin becomes one of the main pollution sources, coming from waste water in the paper-making factory.
对涤纶长丝生产过程中的噪声、粉尘、气体、废液等的污染进行了调查和测量。
Pollution for noise, dust, vapour, waste liquid in manufacture of PET fiber filament were investigated and measured.
蒸馏废液全循环工艺，解决了发酵法酒精生产中的污染问题，实现了发酵法酒精清洁生产。
The distillery waste fully recycling technique completely solved environmental pollution in ethanol fermentation, and the cleaner production of ethanol was realized.
从粉煤灰中提取氧化铝，并作废气、废液和废渣循环及利用，是一种粉煤灰高附加值、低污染的综合利用新工艺。
Extracting aluminum oxide from fly ash and circulating waste gas, waste water and residue is a new process of comprehensive utilization of fly ash with high extra profit and low pollution.
对COD废液中的硫酸银，采用铁线置换法回收金属银，进行循环使用，降低了分析费用，减小了环境污染。
Iron line replacement method is used to recovery metal silver from silver sulfate in COD waste liquid, and it is reused to analyze, so analysis cost and environment pollution are decreased.
钠化合物的回收在这种方法的经济效益中起重要作用。在近代的硫酸盐制浆厂中，操作过程是全封闭的；废液经回收处理后重复使用，消除了对水的污染。
Recovery of sodium compounds is important in the economy of the process. In modern kraft mills, operations are completely contained; waste streams are recycled and reused, eliminating water pollution.
处理后废液色度、污染指数明显降低。
高校化学实验室产生的废液不经处理便直接排入下水道对环境造成严重污染。
The waste liquid of chemical experiment is often directly discharged into sewers in many college laboratories, which causes serious pollution to the environment.
本文介绍了从含锌废液制取硫酸锌及氯化锌的工艺过程及工艺条件，为减少环境污染提供了一条有效途径。
In this paper, the process and conditions from Zn-contained waste liquor to produce Zinc sulfate and Zinc Chloride are introduced.
本文综述了制革工业中浸碱废液和铬污染的治理现状。
The current situation of treatment of alkali treating wastewater and Cr pollution in leather-making industry were reviewed.
利用它不仅可以实现化学清洗废液的资源化，还可以实现无污染化学清洗。
To utilize it, not only we can make the waste using again, but also can we put the chemical cleaning without pollution in practice.
特有的废液收集瓶将萃取部分与存放废液部分分离开，既防止了交叉污染，处理废液也更加方便。
The flask can separate extraction chamber from waste liquids. Not only prevent crossed pollution, but also make it flexbile to deal the waste liquids.
制革属于典型的工业分支，制革工业中会产生大量的污染环境的废液和废固。
Tannery belongs to typical industrial branches which during the technological process produce considerable quantities of liquid and solid wastes contributing to polluting the environment.
该工艺不仅可降低氯化钡生产成本，同时为解决酸洗废液对环境的污染找到了较好途径。
This technology can not only decrease the manufacture cost of BaCl_2, and also solve the environment polluted by the spent pickling solution.
缫丝废液中含有丰富的蛋白质，直接排放严重污染环境。
The waste liquor of silk reeling contains rich protein, enviroment will be polluted seriously if drain the waste liquor directly.
本发明工艺过程简单、方便，有利于工业化，而且废液容易回收循环使用，对环境无污染。
The method has simple and convenient process, and is favorable for industrialization; and the waste liquid is easily recycled and has no pollution to the environment.
炼油碱渣是石油炼制过程中油品碱洗精制时产生的一种含有大量硫化物、酚类和石油类等污染物的碱性废液。
Alkaline waste is a kind of highly toxic and hazardous alkaline wastewater from oil refinery after alkali cleaning of oil products, which contains a great deal of sulfide, phenol and oil pollutants.
探索与使用制浆废液作为铸造业的粘合剂，以图开辟利用制浆废液，减轻其对环境污染的新途径。
This paper applied pulping spent liquor as binder in foundry industry to explore the new method of making use of pulping spent liquor and reducing the pollution to environment.
酒糟废液的全回流发酵，可以减少由酒糟带来的环境污染，节约大量的淡水资源。
The recycling of distillage produced by industrial fermentation may help to reduce its environmental impact, and limit waste water emission.
酒糟废液的全回流发酵，可以减少由酒糟带来的环境污染，节约大量的淡水资源。
The recycling of distillage produced by industrial fermentation may help to reduce its environmental impact, and limit waste water emission.
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