浅层地下水

  • 网络shallow groundwater;shallow ground water
浅层地下水浅层地下水
  1. 基于GIS的黄河三角洲地区浅层地下水开发潜力评价

    The GIS-Based Exploitation Potential Evaluation of Shallow Groundwater in the Yellow River Delta

  2. 基于GIS的苏锡常地区浅层地下水系统防污染性能评价

    Evaluation on pollution-proof performance of shallow groundwater system in Su-Xi-Chang Region based on GIS

  3. 北京城近郊区浅层地下水环境地球化学GIS系统及其应用

    The Environmental Geochemistry GIS of Shallow Groundwater in the City Zone and Close Suburb of Beijing

  4. 基于GIS的鄂尔多斯白垩系盆地浅层地下水水质分布规律研究

    A study of shallow groundwater quality distribution in the Ordos Cretaceous Artisan Basin based on GIS

  5. 天津市浅层地下水Pb污染研究

    Research on Lead Pollution of Shallow Groundwater in Tianjin City

  6. 基于GIS的吉林省西部平原区浅层地下水防污性能评价

    Assessment of antipollution capacity of shallow groundwater in the plain area of western Jilin province based on GIS

  7. 浅层地下水中的氟与pH之间具有正相关关系,与硬度则具有负相关关系。

    It is positive correlation between fluorine and pH , and negative correlation between fluorine and hardness in shallow groundwater .

  8. 因此,BP神经网络评价法更适合洞庭湖区浅层地下水环境质量评价。

    Therefore , BP neural network evaluation method is more suitable for shallow groundwater environmental quality assessment of Dongting Lake .

  9. 利用DRASTIC指标体系评价安徽省淮北平原浅层地下水脆弱性

    Evaluation of vulnerability of shallow groundwater in the Huaibei plain with DRASTIC index system

  10. 矿物组成特征研究表明,蛋白石坡缕石层的矿物组分(Si、Mg、Al)来源于盆地周围玄武岩淋滤的浅层地下水。

    It is proposed that the components for the minerals ( Si , Mg , Al ) were supplied by shallow groundwater that is from surrounding basalt .

  11. 关中盆地浅层地下水CFC年龄的计算

    CFCs age calculation of shallow groundwater in Guanzhong basin

  12. CFCS法在鄂尔多斯白垩系地下水盆地浅层地下水年龄研究中的应用

    Application of CFC_S Methods in Dating Shallow Groundwater in the Ordos Cretaceous Groundwater Basin

  13. 气田开发对浅层地下水环境的影响主要来自采输气田水,主要污染因子为COD、硫化物和氯根(Cl-)。

    The main pollution sources of shallow groundwater are gas-field water in the gas-field exploitation process . The pollutants mainly include COD , sulfides and Cl - .

  14. 污水灌溉对浅层地下水已产生一定程度的影响,COD、NO3&N等9项污染物含量均高于清灌区。

    The ground water in shallow land is polluted , The contents of nine kinds pollutions-COD 、 NH_3-N et al . are higher than clean water irrigation area 's.

  15. 本文针对长江三角洲某地区3个城市(C市、W市、S市)浅层地下水的单环芳烃进行了研究。

    The paper deals with the study of monocyclic aromatic hydrocarbon ( MAH ) in shallow groundwater in three cities ( C , W and S ) in an area of the Yangtze River delta .

  16. 利用CFC研究地下水混合作用&以关中盆地浅层地下水为例

    Identifying the Binary Mixing of Groundwater & an Example as Groundwater in the Shallow Aquifer of the Guanzhong Basin

  17. ASAR数据与ETM+图像融合探测干旱区浅层地下水的应用

    Application of Combining ASAR and ETM + data Technology to Detect Shallow Groundwater

  18. 结论该河沿岸居民的PHC的主要危险因素有:个人肝病史、饮酒和PHC家族史,距离该河越近的饮用水水质越差,这可能是离河岸近的浅层地下水易受污染所致。

    Conclusion The above results suggest that major risk factors are drinking water , history of liver disease , liquor drinking and family history of PHC .

  19. 本文将市区的浅层地下水硬度作为灰色量,用已有的硬度数据建立GM(1,1)灰色模型,预测其未来的变化趋势。

    In this paper , the hardness of the shallow groundwater was treated as a grey variable and the GM ( 1,1 ) grey model was created to predict the future trend of the change in hardness .

  20. 这些残留的硝态氮一部分可能被下季作物吸收利用,一部分淋洗到深层次甚至浅层地下水,一部分发生反硝化以N2O或N2的形式逸出土壤。

    Some of residual nitrate may be taken and used by next crop , some may be leached into deeper soil layer , even superficial groundwater , and others may be transformed into N_2O or N_2 and emitted into atmosphere from soil .

  21. 航天飞机SIR-C数据对内蒙古额济纳旗北部浅层地下水的探测分析

    Analysis of Shallow Ground-water Based on SIR-C Data in North Ejin County of Inner Mongolia

  22. 根据湛江市浅层地下水水文地质状况,在特定情况下对DRASTIC模型进行合理简化,选取包气带岩性、厚度与结构、地形作为评价因子,并利用GIS技术编制浅层地下水防污性能分区图。

    According to particular conditions of Zhanjiang city 's hydrogeological condition , DRASTIC model is simplified specifically and zone of aeration ( thickness , lithology , structure ) as well as topography is selected as assessment factors of shallow groundwater .

  23. 污灌10d之内,由于淋溶和硝化作用产生的NO-2、NO-3会造成浅层地下水的严重污染。

    During ten days of irrigation , NO - 2 and NO - 3 arisen from leaching and nitrification bring about serious pollution in the shallow groundwater .

  24. 浅层地下水水化学现状、地下水14C同位素、地下水动力场也提供了浅层地下水淡化的证据。

    The chemical compositions , ~ ( 14 ) C isotope of the groundwater and the dynamic field of the shallow aquifer also provide evidence for the freshening of the groundwater .

  25. 利用航天飞机3号SIR-C数据对额济纳旗北部中-蒙交界处浅层地下水的分布与形成原因进行研究,分析了在SIR-C图像上呈亮条带的机理。

    Using shuttle imaging radar SIR-C data , the authors studied the distribution and formation of shallow layer ground-water in China-Mongolia boundary .

  26. 某城市工业区浅层地下水CAHs污染特征地中海沉积物中的的氯化烃浓度

    Characteristics of chlorinated aliphatic hydrocarbons transported to shallow groundwater in the industrial area of a city

  27. 对地下水、海水及大气降水的δD~δ18O方程进行数理分析后表明,大气降水是厦门沿海浅层地下水的主要来源。

    The δ D ~δ 18 O relationship of different water were compared by using mathematical statistics methods , which shows that the meteoric water is the main source of shallow groundwater of Xiamen Island .

  28. 接近地表的浅层地下水(Q4)样品量仅有5个,但是其氯同位素组成却有正值也有负值,氯同位素变化区间为-0.41‰-0.19‰。

    There are only five samples in superficial aquifer ( Q4 ), but the chlorine isotope value ( CIV ) is not only positive but also negative . The interval is 0.41 ‰ - 0.19 ‰ .

  29. 研究了渤海SZ36-1海上油田采油污水和注入水(浅层地下水,清水)混配时产生黑色絮状悬浮物的原因。

    The causes for creation of black floccules in the mixture of produced water and fresh injection water ( shallow formation water ) at offshore oil field SZ36-1 , Bohai , are investigated .

  30. 东北季冻区浅层地下水对路基的影响

    Impacts of upper water underground on roadbase in northeast cold areas