污染强度

  • 网络Pollution intensity;wjt
污染强度污染强度
  1. 结果表明,高速公路路面排水具有较高的污染强度,污染物以SS和COD为主,且生物可降解性较差。

    The results show that the expressway runoff has greater pollution intensity and the main pollutants are SS and COD with rather low biodegradability .

  2. 对西安市南二环路雨天路面径流排水进行了连续取样监测,表明城市道路路面径流污染物SS和COD具有很高的污染强度,且生物可降解性较差。

    Storm water samples collected from an urban road in Xi ′ an City show that the urban road surface runoff has much greater pollution intensity of SS and COD and possess less biodegradability .

  3. 混合裂变产物初始污染强度由200增至3000cps/10cm2,即刻去污后残留活度仍不超过10Bqcm-2,不需作进一步的去污处理。

    When the initial contamination level of MFP increased from 200 to 3 000 cps / 10 cm 2 , the remained activity was still lower than 10 Bq / cm 2 after decontamination , and no additional decontamination is needed .

  4. 然而,关于MF化学氧化不同石油污染强度土壤的报道很少,特别是总烃(TPH)污染强度大于100g/kg的重度污染几乎没有涉及。

    However , the MF chemical oxidation applies in different oil soil pollution intensity situation are rarely reports , especially the soil which the total petroleum hydrocarbon ( TPH ) concentration is more than 100 g / kg of heavy pollution almost hardly involved .

  5. 水源水细菌遗传毒性与化学污染强度的比较

    Comparison between bacterial genotoxicity and chemical pollution of source water

  6. 确定地下水污染强度的梯度正则化方法

    Gradient-regulation method for determining a pollution source term in groundwater

  7. 介绍我国啤酒废水的来源和污染强度,从改革啤酒生产工艺、回收利用废酵母。

    Introduction on the sources and pollution degree of wastewater from China 's brewery was presented .

  8. 常见的水质评价只反映污染强度,而忽略了污染历时及范围;

    The common water quality evaluation method only reflects the pollution intensity and ignores pollution duration and range .

  9. 有数个研究对已更衣的无菌操作人员的污染强度进行了评估。

    The contamination source strength of the gowned aseptic processing operator has been estimated in several research studies .

  10. 填埋场产生的渗滤液不仅数量大,污染强度和污染特征还随填埋时间而不断发生变化。

    Not only the quantity of landfill leachate is big , the polluting strength and polluting characteristics of leachate vary continuously .

  11. 同时,研究结果也表明,在少数行业进行了清洁化改造之后,其出口的增加能降低污染强度。

    Meanwhile , the conclusion also shows that export can reduce the polluting strength when a few sectors adopt clean production methods .

  12. 其原因在于生态灾害影响大、环境污染强度高,在很大程度上抵消了自然环境和社会经济上的优势。

    The reason was that the deep effect of disaster and environmental pollution counteracted the advantages of natural environment and social economy .

  13. 结果表明:降雨强度、土壤污染强度、受雨坡面的坡度等因素都能明显影响降雨径流污染过程;

    The experimental results showed that rainfall intensity , oil pollution intensity of soils and field slope could greatly influence the rainfall pollution process .

  14. 如果我们识别出影响环境污染强度的关键因素,就能够有效地控制经济增长过程中带来的环境污染问题。

    If discerning the key factors that influence extent of pollution , then we can effectively control the environmental pollution problems during the economic growth process .

  15. 因此,兰州市冬季污染强度并不是由供暖单一因子控制的,而是供暖及逆温强度双重作用的结果。

    Therefore , the pollution intensity of Lanzhou in winter is not controlled by one single factor , but by dual factors of heating and intensity of inversion .

  16. 应用模糊数学的方法并采用污染强度的概念,对多污染因子的水体环境污染进行模糊聚类分析。实例表明,此方法拓宽了模糊聚类分析方法的应用范围,是可行的。

    Method of fuzzy mathematics and the concept of pollution intensity are applied for evaluating and demarcating water bodies with regard to pollutants , e.g. , heavy metals both in water and sediments .

  17. 准好氧填埋场不仅能加快填埋垃圾的稳定进程,还能减少渗滤液的污染强度和温室气体产量,是一种极具发展潜力的城市垃圾处置方式。

    Semi-aerobic landfill can not only accelerate the stabilization of landfilled waste , but also reduce leachate pollutant intensity and greenhouse gas , so it will be a competitive way to treat MSW in the future .

  18. 为了克服其渗滤液污染强度高,垃圾稳定速率慢,产气期滞后且历时较长等不足,生物反应器填埋场迅速成为当前国内外的研究热点。

    In order to overcome its deficiencies , including the high pollutants concentration in leachate . the slow stabilization of MSW . and the long and delaying aerogenesis and so on . the bioreactor landfill has become a hot research topic at present .

  19. 经济活动的空间集聚有利于减少工业污染排放强度。

    Spatial agglomeration of economic activities may reduce industrial pollution intensity .

  20. 市区的硝酸盐氮污染的强度远远大于人类活动较弱的地区。

    The urban district nitrate nitrogen pollution intensity is bigger than the humanity to move a weaker area by far .

  21. 在非点源污染负荷强度上,重庆市和嘉陵江水系单位面积负荷最高,是今后应重点治理的地区。

    Intensity analysis shows the region of Chongqing municipality and the watershed of Jialing River are two highest NPS pollution load areas , and these areas should be gained more attention in the future .

  22. 氮磷关键源区内主要用地类型均为耕地和人工林地,但是负荷强度不同,源区内村庄磷素的污染负荷强度远远大于氮素。

    Key source of nitrogen and phosphorus major types of land are cultivated and planted to , but different load intensity , the source of phosphorus pollution in the village area intensity far greater than the nitrogen load .

  23. 现场试验效果证明FD-2具有安全低污染和封堵强度高的优点。

    Field application proved that FD - 2 has the excellence properties of low contamination , high plugging strength .

  24. 3种正畸粘接剂抗唾液污染的剪切强度比较

    Comparison on Shear Bond Strength of Edgewise Brackets Bonding with Three Orthodontic Adhesives Against Salivary Contamination

  25. 城市降雨径流氮、磷污染受降雨强度、车流量等多种因素影响。

    Many factors such as precipitation intensity , land cover and vehicle exhaust affected the patterns of nitrogen and phosphorus transportation .

  26. 对此太阳能光伏并网发电产业应在保持其自身无污染、开发强度大的优点基础上,提高发电的稳定性、降低发电成本、国内自己研发产品原料、提高技术与产品质量。

    So , pv grid power industry should keep in its own advantages , and in the meanwhile , improve the stability , lower cost , develop domestic product materials , improve their technology and product quality .

  27. 一体式MBR控制膜污染的最佳曝气强度及影响因素

    Optimum aeration strength and its influencing factors for membrane fouling control in an integrated membrane bioreactor

  28. SO4~(2-)/MXOY-NXOY固体超强酸对酯化反应显示了较高的催化活性,且制备方法简便,催化反应温度低,还具有不腐蚀设备,不污染环境,酸强度高等优点。

    Solid superacid catalyst SO_4 ~ ( 2 - ) / TiO_2-SiO_2 has more higher activity in rosin esterification reaction . The catalyst has simple and convenient preparation methods and alow catalyzing temperature along with many avantages such as not eroding metal , friendly to environment and high acid strength .

  29. 铜和丁草胺污染对土壤呼吸强度的影响

    Effects of Cu and Butachlor Pollutions on Soil Respiration Strength

  30. 作为典型的算例,可根据下游河道的环境容量反求散布在上游河道中的若干个污染源的限制强度。

    As a typical numerical example , the limited intensities of several pollutant sourees scattered upstream can be determined simultaneously , based on downstream environmental tolerance .