查询词典 sludge

The result of study on physical and chemical properties of sewage sludge compost showed that sewage sludge compost contended plenty of organic matter and plant nutrient, its CEC and PH is fit to plant growth, but its EC and content of heavy metals were too high for plant growth.

污泥堆肥理化性状研究表明，污泥堆肥中有机质、营养元素含量较高，阳离子交换量和PH值较适宜，能满足大多数植物的要求，存在的主要问题是电导率和重金属含量过高。

After operating for 80 days, the phase of acidification revealed a diameter of granular sludge up to 2～8 mm, a sludge concentration of 73.61 kg·m -3 , a gas-producing rate of 740.0 mL·g -3 COD removed , and a COD volume load...

运行 80 d后，酸化相颗粒污泥直径为 2～ 8mm ，污泥浓度为 73.61kg.m-3，COD去除的产气率 74 0 。0 m L 。g-1，COD容积负荷为 116.0 6kg。

With the sludge thickness surveying of the water intake of the second period construction of Manwan hydropower plant as the back ground,the paper analyzed what should be considered in the hypocentre and the hydrophone of the surveying system and how to get the high resolusion picture in surveying the sludge thickness of the water intake of hydropower plant by shallow earthquake reflection shooting.

结合漫湾电站二期进水口淤泥厚度测量，分析了利用浅层地震反射波法探测水电站进水口淤泥厚度的过程，以及测量系统设计中需考虑的震源及拾震问题和图像分辨率问题。

The results show that bioleached sludge at pH 3.5～1.95 can be used successfully as inoculums for the next batch bioleaching trial with the similar bioleaching efficiency,by which pH of the treated sludge can be reduced to less than 2 within 5 days for hydraulic residence time of bioleaching.

结果表明，用淋滤过程中pH3.5～1.95的生物酸化污泥作菌种，污泥的pH值都能够下降到2.0以下，而且不同pH值的生物酸化污泥作菌种的淋滤效果差异并不显著，说明淋滤过程中pH在3.5以下的污泥都可以作为菌种，接入到下一批次待处理的污泥中进行生物淋滤。

In order to recover the valuable metals in the electroplating sludge,the process flow for preparing copper sulphate and iron oxide red with the copper-contained electroplating sludge as the raw material was put forward.

为了回收电镀污泥中的有价金属，提出了以含铜电镀污泥为原料，制备硫酸铜和氧化铁红的工艺流程，并确定了从含铜电镀污泥中回收铜和铁的工艺参数。

A kind of catalyst for NO removal was prepared using surplus sludge from a municipal sewage treatment plant as raw material, with the method of impregnating surplus sludge in ZnCl2, Fe(NO3)3 and Mn(NO3)2 solution and then pyrolyzing it at high temperature.

以城市污水处理厂剩余污泥为原料，用氯化锌、硝酸锰和硝酸铁化学浸渍、高温热解制备脱除NO的催化剂。

Sintering technique is an effective means to realize harmless treatment of bottom sludge that is pollutive to water bodies. This invention can realize efficient utilization of sintered bottom sludge, and can obtain zeolite with high added value.

烧结技术是实现水体污染底泥无害化的有效手段，而本发明解决了将无害化后的烧结底泥进行资源化有效利用的问题，并可获得有用的高附加值沸石。

ResultThe result showed that compared with our country sludge agricultural use's standard, the content of the chromium, the cadmium, the nickel, and the copper wdid not surpass the permission level in three kinds of sludge samples. But in the yellow clay the zinc content exceeded the allowed figure seriously, both white clay and black clay reached the standard.

结果］与我国污泥农用标准相比，铬，镉，镍，铜4种重金属在3种污泥样品中的含量都没有超过允许的水平，但锌在黄泥中的含量严重超标，在白泥和黑泥均达到标准。

It was the use of natural plant cassava cirrhosa the juice as a natural dye, various textile dyeing, textiles repeatedly disseminated, and placed under the scorching sun, they have become brown and yellow semi - use the iron-rich black pond sludge silt on one side or double-sided smear, we can wait until the surface was black, buffeting from pond sludge silt, clean, become yellow-faced Lane, shiny lights textile fabrics.

是利用天然植物薯莨的汁液作为天然染料，将各种纺织品进行染色处理，对纺织品反复多次浸染，并放在烈日下曝晒，使其变成棕黄色的半成品，再拿富含铁质的黑色塘泥对其单面或双面涂抹，待其表面生成黑色，抖脱塘泥，清洗干净，就成了面黑里黄，油光闪烁的纺织品面料。

ABSTRACT:Degradation process of methyl violet waste water through the activated sludge treatment was investigated in a new kind of jet loop three phase bioreactors, using cattle dung slurry as the source of activated sludge and the coal powder as biological carrier.

采用新型的喷射环流三相生物反应器，以牛粪浆作活性污泥源，粉煤灰为生物载体，研究了活性污泥法处理甲基紫染料废水过程。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。