区域地下水位监测提供了定量评价含水层地下水位持续下降及其对环境影响必不可少的信息。
Monitoring of regional groundwater levels provides important information for quantifying groundwater depletion and assessing impacts on the environment.
最主要的污染原因有：独特的水文地质条件，污灌，砂石坑垃圾回填，及区域地下水位下降。
The main pollution reasons include the species hydrogeologic conditions, sewage irrigation, landfill of municipal refuse, and regional groundwater drawdown.
地下河系统之间水位差异变化大，一般没有统一区域地下水位，难以区分补给资源、储存资源。
The water table discrepancies between sub-streams vary quickly, and there is no uniform groundwater head for an area.
西辽河平原的环境地质问题主要表现为土地沙漠化、土壤盐渍化、区域地下水位下降及地下水污染等。
The environmental geological problems existing in the West Liaohe Plain involve desertification of land, salinization of soil, declining of groundwater level and pollution of groundwater.
地下水位以下降为主的区域所占比例为62%。
However, the ground water table tends to descend, accounting for 62% of the cities and regions.
对于许多区域水资源问题，用数值方法进行地下水水流模拟时，需要给出每个节点上地下水位值。
In many cases of regional water resources issues, when numerical method is often adopted in groundwater flow modeling, groundwater level on each node should be given.
对地下水资源的长期大量集中开采形成了区域性地下水位降落漏斗，地下水的超采引发了一系列环境地质问题。
Large quantity of continuously groundwater pumping in an area forms regional groundwater depression cone, and overexploitation leads to a series of environmental and geological problems.
沧州地区由于地下淡水严重超采，地下水位大幅度下降，形成区域性降落漏斗。
Owing to the severe over-eatraction of the underground fresh water, the groundwater table lowers greatly, forming a regional drawdown funnel.
区域上地带性植被中的沙地植被总体上与地下水位埋深关系不大，非地带性植被中湿地植被与地下水关系密切。
The sandy vegetation in regional zonal vegetation has little to do with groundwater depth, however the wetland vegetation in azonal vegetation is much related to groundwater.
区域上地带性植被中的沙地植被总体上与地下水位埋深关系不大，非地带性植被中湿地植被与地下水关系密切。
The sandy vegetation in regional zonal vegetation has little to do with groundwater depth, however the wetland vegetation in azonal vegetation is much related to groundwater.
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