地下水

Due to overpumping groundwater, hazard of mantled karst collapse may often take place there.

因过量抽取地下，造成覆盖型岩溶塌陷灾害。

The understratum, calcareous sandrock and conglomerate rock, generate dissolution of groundwater.

其下部钙质砂（砾）岩地下作用下产生溶蚀现象。

Increased consumption of water has led to rapid depletion of groundwater reserves.

用量的增加导致了地下贮备迅速枯竭。

The resistance to float relates to the attributes and conditions of the ground water, the pressure and floatage of water, the change of water level and the sudden supplement of water.

结构抗浮验算与地下的性状、压力和浮力、下化的影响因素、外补有关。

Overpumping groundwater for drinking water and irrigation has caused water levels to decline by tens of metres in many regions, forcing people to use low-quality water for drinking.

过度抽取地下用和用来灌溉许多地区已经使下降了几十米，迫使人们使用质量较差的来。

The karst depression belongs to the accumulative area of surface water and subdrainage area of subsurface water, the karstification is relatively week, and reservoirs are undeveloped.

岩溶斜坡和岩溶洼地地表汇集区及地下排泄区，岩溶作用相对较弱，储层不发育。

Based on the quality data of overyear water table and groundwater, the research studied the dynamic variation of water table and quality of groundwater.

摘要本文总结银川地区地下监测点的多年和质资料的基础上，研究地下的动态化和质随时间的化。

We propose that As anomalism in groundwater possibly resulted from the combined effects of organic matter-enriched lacustrine sediments, geological setting and topographical characteristics.

通过研究，可以看出以还原环境主的富含有机质的湖沼相沉积环境、特定的地质、地形条件地下砷异常的原因。

Abstract: In the paper, by integrative using GIS and Geostatistics, we analyzed the special distribution characteristic of groundwater downrange in arid area.

基于GIS和地理统计学的理论、方法对所取观测井地下降幅数据进行空间分布特征分析。

Interlayer oxidized zone and argillite-sisandstone-argillite sequence occur in red clastic rock formation with ideal artesian and circulating system of ground water.

红色碎屑岩建造中有层间氧化带和“泥-砂-泥”结构发育，并有良好的地下承压和循环体制，是寻找可地浸砂岩型铀矿的有利地区。