铬污染

  • 网络chromium pollution
铬污染铬污染
  1. 铬污染是重金属污染的一部分,制革业的铬污染尤其严重,鉴于此,国家重点基础研究发展计划973项目(No.2007CB407306)已立项,并在进行中。

    Chromium pollution is part of Heavy metals pollution , while it is particularly serious in tanning industry . In view of that , the Projects 973 of National Key Basic Research Program ( No.2007CB407306 ) has been approved and in progress .

  2. 环境中铬污染对人体免疫功能的影响

    The effect of environmental chromium pollution on human immune function

  3. 在铬污染治理中,将毒性极强的Cr(Ⅵ)还原为毒性较小的Cr(Ⅲ)是减少铬污染危害的关键。

    The reduction of quite toxic hexavalent chromium into less toxic trivalent chromium is the key for the detoxification of chromium .

  4. 铬污染土壤修复过程中土壤细菌群落多样性的RFLP分析

    RFLP analysis bacterial communities of remedied chromium-contaminated soil by different methods

  5. 由于长期污染河流下部渗透介质始终处于厌氧环境,其中富含还原性物质,Cr(Ⅵ)可以通过沉淀反应大部分得以去除,所以污染的河流不是地下水铬污染的来源。

    So the Cr (ⅵ) can be removed by sedimentation action , and the polluted rivers are not the source of the Cr pollution in groundwater .

  6. 用生物修复技术来处理受铬污染的土壤,利用自然界中微生物,通过生物还原反应,将Cr(VI)还原成三价铬。

    Chromium - contaminated soil is treated by bio - remediation technology in this paper . Using microorganisms in nature , Cr ( VI ) can be reduced to Cr (ⅲ) by bio - reducing reaction .

  7. 分别用堆肥、零价铁、堆肥-零价铁作为反应介质,对PRB处理铬污染地下水的可行性和有效性进行了研究。

    With compost , ZVI , and ZVI-compost as reaction media respectively , the feasibility and effectiveness of Cr-polluted groundwater by PRB were studied .

  8. 结果表明,使用KMC鞣剂具有操作方便,成革质量稳定和明显减轻废水中的铬污染等优点,而且鞣革成本不高于制革厂自配的铬鞣液。

    The chrome pollution has been obviously reduced in waste water , in addition , the tanning processing cost of KMC is similar to chrome tanning liquor prepared by tannery .

  9. 本文作者查阅了国外常见的低铬污染鞣制法的文献,在此基础上,通过试验确定了切实可行的使用FK-Ⅱ柔软型聚合物鞣剂预鞣的低铬污染鞣制工艺。

    Abstract Having refered to a great deal of preference on foreign popular less chrome pollution tannage methods , the authors determined the technology of feasible less chrome pollution tannage through several experiments .

  10. 二维叠加电场电动修复铬污染土壤的研究

    2D Cross Electric Field for Electrokinetic Remediation of Chromium Contaminated Soil

  11. 铬污染土壤中Cr~(6+)的测定

    Cr ~ ( 6 + ) determination of soil polluted by chromium

  12. 交换电极法强化电动修复铬污染土壤

    Improvement in electrokinetic remediation of chromium contaminated soil with polarity exchange technique

  13. 铬污染地区环境对植物生长的影响

    Effects of Plant Growth in the Soil Polluted by Chromium

  14. 络合剂对铬污染土壤电动修复作用的影响

    Influence of Complexes on Electrokinetic Remediation in Chromium Contaminated Soil

  15. 南京某合金厂土壤铬污染研究

    Chromium contamination in the soil from an alloy steel factory in Nanjing

  16. 低浓度铬污染土壤与餐厨垃圾混合堆肥研究

    Research of Aerobic Co-composting of Low Concentration Chromium-Contaminated Soil and Food Wastes

  17. 地下水铬污染原位电化学动力修复技术试验研究

    Experimental Study on In-situ Electrokinetic Remediation of Chromium Contaminated Groundwater

  18. 防铬污染皮化新材料应用探讨

    Application of New-type Leather Chemical of Lower Chrome Pollution

  19. 环境中铬污染已成为农业生产中的一大问题。

    Chromium contamination in environment has become a major issue in agricultural production .

  20. 功能皮革化学品与无废铬污染鞣革的研究

    Study on Functional Leather Chemicals and No-waste Chrome Tannage

  21. 水体铬污染的防治

    The Prevention and Cure of the pollution by Chromium

  22. 施加不同电压对铬污染黄棕壤电动过程的影响

    Electrokinetic treatment of a chromium contaminated yellow brown soil as affected by voltage

  23. 零价铁对铬污染底泥的修复及其对微生物群落结构的影响

    Remediation of chromium-contaminated sediments by zero-valent iron and its effects on microbial community structure

  24. 青海省境内湟水流域六价铬污染成因及变化分析

    Pollution causes and dynamical analysis on six-valence chromium in the Huangshui river drainage area

  25. 城市河流中铬污染的迁移

    Transport of chromium as pollutant in urban river

  26. 铬污染土壤中六价铬的测定

    Determination of hexavalent chromium in some contaminated soil

  27. 制革工业中铬污染及防治

    Chromiun Pollution and Control in the Leather-making Industry

  28. 制革铬污染的防治方法综述

    Summary on Measures of Preventing the Chromium Pollution

  29. 铬污染土壤修复技术研究进展

    Recent developments in the remediation of chromium-contaminated soil

  30. 熊岳地区大米、玉米中铜、锌、铬污染情况调查

    Contamination Investigation of Copper , zinc , chromiun in Rice and Maize in Xiong yue