查询词典 landfill

It bring forward that semi-aerobic can accelerate degradation velocity of COD and ammoniac nitrogen and promote the stabilization process of landfill , which also affords technic guidance for accelerating landfill stabilization and leachate self-purity .

初步揭示了准好氧填埋垃圾降解的基本机理，分析了影响垃圾体降解的因素，为今后准好氧填埋技术的深入研究和工程应用提供理论基础和技术支持，并为厌氧填埋场的改造提供思路。

Sorption and inhibiting capability was studied about the red mud to heavy metals and organic pollutants in landfill. The red mud includes disengaging the accrete liquid and dipping in leachate of landfill. It was used for the covering material of landfill insteaded clunch and managed to plant herbaceous on them.

研究了脱附液赤泥和用垃圾渗滤液浸泡的赤泥对垃圾中有机物和重金属的吸附作用和抑制作用，用这种赤泥进行了代替粘土作垃圾填埋场覆盖层和在其上种植草本植物的试验。

In order to decrease the increasing of the air pollution from the landfill gas, improve the level of waste disposal harmless and make the landfill gas effective in the Beijing Liu Li Tun Refuse Landfill Site, after approval by Beijing Municipal Administration Commission and Government of Haidian District, Beijing Haidian Environmental Sanitation Service Center decide to build the Landfill Gas Control and Development Project of Beijing Haidian Liu Li Tun Refuse Landfill Site. The Project will be conducted through International Competitive Bidding.

为减少填埋场日渐增长的垃圾填埋气体对空间环境的污染，完善填埋场无害化处理垃圾的功能，进而实现资源化，北京市海淀区环境卫生服务中心经北京市市政管理委员会和海淀区政府同意，决定建设北京市海淀区六里屯垃圾卫生填埋场填埋气治理开发项目。

Recirculated landfill leachate irrigation benefits to its volume reduction and pollutants removal, especially on soil with Cynodon dactyton. The results show that it is feasible to irrigate the landfill closure system with recirculated landfill leachate in practice.

渗滤液覆盖层灌溉处理有良好的水量减量和主要污染物去除效果，且有植被时效果更佳，表明填埋场封场覆盖层灌溉处理渗滤液是可行的。

Theenvironmental risk of leachate from landfill with different operation modes depend ontheir accumulation amount rather than their sudden concentrations and fraction.(7)The high SRB metabolism activity and the accumulation of metabolitewere the main reasons of in-situ precipitation phenomenon of Cu~(2+) and Zn~(2+) inlandfill refuse in bioreactor landfill. Heavy metals in bioreactor landfill havemechanism of in-situ immobilization controlling by SRB metabolism. Thepredominant SRB in landfill refuse belongs to Desulfovibrio vulgaris sp.

7生物反应器填埋场中较高的SRB代谢活性及其逐步累积的代谢产物硫化物是填埋垃圾中的Cu~(2+)和Zn~(2+)形成硫化物沉淀而发生重金属原位固定现象主要原因，生物反应器填埋场中重金属存在原位固定的硫酸盐还原菌调控机理，初步从形态判断填埋垃圾中的优势硫酸盐还原菌属普通脱硫弧菌属Desulfovibriovulgaris sp。

In this paper ,the comparison and analysis of landfill gas migration simulation are presented in assumptions of with landfill gas control system and without landfill gas control system ,and the optimal pumpage of gas pumping well is calculated ,thus the ratio of landfill gas collection is given correspondingly.

利用本数值模型对无控制系统和有控制系统时释放气体运移进行了对比模拟分析，给出了有水平气体控制系统时的优化排气量并得出相应的释放气体收集率，可为填埋场释放气体控制系统的设计及环境影响预测和评价提供理论依据。

For landfill of Jinqianpu, if peripheral zone of yard is consisted of mild clay the longest transportation distances of CODcr and NH4+ are 56.5m and 25.75m respectively in the time limit of landfill stabilization;(5)The optimal dilution ratio of groundwater runoff volume and leachate is 7:1 to meet more over Ⅲ groundwater quality standard(GB/T14848-93);(6)To build numerical model. Using CL- as a simulation factor, the expansion with time of pollution plume was simulatively calculated when the concentration of CL- is 5000mg/L and 2000mg/L in Jinqianpu landfill by means of internationally general simulating software FEFLOW.

就金钱堡填埋场而言，若场地周围为试验亚粘土层，则在填埋场稳定化年限内和的最大迁移距离分别为56.5m和25.75m；（5）垃圾渗滤液与地下水混合稀释后地下水能够达到III类水质标准以上的混合比为地下水径流量与垃圾渗滤液入渗量之比为7：1；（6）建立污染质运移的数值模型，以为模拟因子，利用国际上通用的模拟软件FEFLOW模拟计算了金钱堡垃圾填埋场中浓度分别为5000mg/L和2000mg/L时在一系列年份对地下水污染晕的扩展。

Based on survey results of four waste landfill sites in Beijing which taken at random some problems in waste landfill sites were noticed including waste overfilling low ratio of collection and utilization of landfill gas .

通过对北京市随机抽取的4个垃圾填埋场的调查分析，发现各垃圾填埋场存在超量填埋，填埋气体的收集与利用率低等问题，提出了垃圾填埋处理发展的新思路。

Based on survey results of four waste landfill site s in Beijing which taken at random,some problems in waste landfill site s were noticed including waste overfilling,low ratio of collection and utilization of landfill gas.

通过对北京市随机抽取的4个垃圾填埋场的调查分析，发现各垃圾填埋场存在超量填埋，填埋气体的收集与利用率低等问题，提出了垃圾填埋处理发展的新思路。

Make use of the grid model inspatial analysis of MAPGIS to draw the isoclines. At last, the author divided QingdaoCity into "fitting area of dump of landfill, restricting area of dump of landfill andforbidding area of dump of landfill". And based on it, the author elected ten bestlandfill area in these areas. And this paper has provided a reference for the sitesselection of municipal waste landfill of Qingdao City in the future.

对每单元格内的影响因素进行较为详细和全面地对比研究分析，然后对通过层次分析法得到的单元分值利用MAPGIS空间分析中的DTM分析grd模型绘制等值线图，对青岛市研究区进行适宜性分区，依次划分为&可填埋区、限制填埋区和禁止填埋区&，并在此基础上优选出了十个最佳填埋区域，为青岛市未来垃圾填埋场的选址提供了参考。

The absorption and distribution of chromium were studied in ryeusing nutrient culture technique and pot experiment.

采用不同浓度K2CrO4(0，0.4，0.8和1.2 mmol/L)的Hoagland营养液处理黑麦幼苗，测定铬在黑麦体内的亚细胞分布、铬化学形态及不同部位的积累。

By analyzing theory foundation of mathematical morphology in the digital image processing, researching morphology arithmetic of the binary Image, discussing two basic forms for the least structure element: dilation and erosion.

通过分析数学形态学在图像中的理论基础，研究二值图像的形态分析算法，探讨最小结构元素的两种基本形态：膨胀和腐蚀；分析了数学形态学复杂算法的基本原理，把数学形态学的部分并行处理理念引入到家实际应用中。