Groundwater systems have shallow phreatic water-confined water system and medium layer confined water system.
地下水系统具有双层含水结构:浅层潜水——承压水系统和中层承压水系统。
The Cretaceous confined water is an important water source in Siping city, which contains middle water capacity.
白垩系承压水是四平市重要的供水水源地,水量中等。
So, it is used to forecast the confined water funnel level. The case shows that the forecasting results of the model preferably.
将神经网络模型用于承压水漏斗的动态水位预报,实例表明:模型预报效果较好。
Based on the result, the mechanism of instability in the floor with confined water is studied and the instable position is forecasted.
根据模拟结果,分析了承压水底板失稳的机理,对承压水底板的突水部位进行了预测。
How to estimate the settlement caused by pressure-relief of confined water has been a research focus in the academic and engineering fields.
如何评估承压水降压引起的地面沉降是工程界十分关心的问题。
The deep confined water has been overdrafted in city proper of Yuncheng, however, the shallow ground saline water has not been understood and developed.
运城市城区地下深层承压水严重超采,地下浅层咸水一直未被人们充分认识和利用。
With the increase the depth of foundation pits, the problems of confined water have become more and more important in deep foundation pit projects in Shanghai.
随着基坑开挖深度的增加,上海地区深基坑工程的承压水问题日益突出。
The paper introduces the distribution and utilization of confined water of intermediate focal depth in Huaibei plain, and analyses some relevant questions about it.
介绍淮北平原在中深层地下水分布及开发利用,对与中深层地下水开发利用相关问题进行了分析。
By analyzing the practical examples, the geohydrological terminology the "feeble confined water" and the evaluation works in geotechnical investigation were discussed.
笔者拟从代表性实例着手,探讨“微承压水”作为水文地质术语的理解及有关基坑岩土工程勘探评价工作要点。
There are many geotechnical engineering problems in foundation excavation related with the "feeble confined water" lying in Shanghai soft soils in engineering constructions.
在上海市政工程建设中时常遇到与浅层承压水有关的基坑岩土工程问题。
With the application of hydrogen and oxygen isotopes(2H, 3H and 18O) and carbon isotope(14C), the recharge and renewability of confined water in Yinchuan Plain have been analyzed.
利用地下水氢氧同位素(2H、3H和18O)和碳同位素(14C)方法,分析银川平原承压水的补给更新能力。
According to the intractable problems mentioned above, the author researches into the theories and applications of deep well dewatering for soft soil structure underground confined water.
本文正是基于以上几个实际问题,对软土二元结构这一特定的地层深基坑降低承压水技术和应用展开研究。
In order to explore the effect of ambient pressure on jet flow field in deep well and ultra-deep well, a physical model for flow field of confined water jet at bottom hole was established.
考虑到深井、超深井中井底围压对射流流场有一定的影响,建立了井底受限射流流场的物理模型。
During the test and production of in-situ leaching of sandstone deposit, it is very difficult and complicated to exploit boreholes when confined water head of ore-bearing acquifer is quite low.
在砂岩矿床的地浸试验和生产中,含矿含水层地下水承压水头很低时,地浸钻孔的开拓难度很大且工艺复杂。
Observation and research show that the affecting degree of Yangtze River on confined water dynamics decreases with distance from the river, the effect being inversely linear proportional to distance.
观测研究表明,长江对承压水动态的影响程度随距离的增加而减弱,二者成分段线性反比的关系。
Early life-forms on Earth were confined to the oceans because water was the only available protection they had against ultraviolet radiation.
地球上早期的生命形式被限制在海洋里,因为水是帮助它们抵御紫外线辐射的唯一有效保护。
At the same time, both cattle and humans were more confined in their movements, staying much closer to permanent water supplies for long periods of time.
同时,牲畜和人类的行动范围都受到了更大的限制,在很长一段时间内都要待在离永久水源更近的地方。
Arsenic AND WELL water: The world's worst toxic problems are not confined solely to industrial pursuits.Arsenic leaching into groundwater afflicts some 750,000 people, largely in south Asia.
含砷的井水:世界上最严重的有毒问题不只局限与工业,浸析在地下水的砷影响了主要分布在南亚地区的约75万人。
People are restrained with metal shackles, confined in caged beds, deprived of clothing, decent bedding, clean water or proper toilet facilities and are subject to abuse.
他们被铁镣锁住,关在笼状的床上,没有衣物、像样的被褥、干净的水或适当的盥洗设施,并遭受虐待。
Maybe it's confined to just Japan... but if it gets in the water and the air, it's possible that we could see a similar effect, especially on the West Coast of America.
或许只发生在日本,但如果进入了水中或者空气中,我们很可能看到同样的影响,尤其是在美国西海岸。
Dr Kennett worked on the idea that at the start of the Younger Dryas a huge lake of fresh water suddenly breached a wall of ice that had confined it, and flowed into the northern Atlantic Ocean.
Kennett博士指出,在新仙女木期之初,曾经有一个庞大的淡水湖中的淡水瞬间突破了限制它的冰山大坝,并流入北大西洋。
Arsenic AND WELL water: The world's worst toxic problems are not confined solely to industrial pursuits. Arsenic leaching into groundwater afflicts some 750,000 people, largely in south Asia.
含砷的井水:世界上最严重的有毒问题不只局限与工业,浸析在地下水的砷影响了主要分布在南亚地区的约75万人。
The result shows that the deep confined karst water is supplied by the water from both the east wing and the west wing of Maoba syncline.
结果表明,向斜核部的深部承压水,同时接受向斜东翼和西翼大气降水的补给。
The variation characteristics of shallow confined groundwater are similar with phreatic water.
浅层承压水含水组的地下水质变化特征和潜水基本一致。
It is essential to consider the mechanical strength of soil in analyzing the base heave caused by the confined ground water, otherwise, the calculated result is unreasonable to some degree.
而对于因承压水引起的坑底土体隆起变形,若不考虑土体的强度特性,计算结果是偏于安全的。
Oily substances are confined to oil residue, oily water and sludge.
残余油类物质种类系指残油、含油污水和油泥。
Dikes confined the flood water.
堤防挡住了洪水。
Initial water content also had effect upon water desalting efficient but confined to initial stage of infiltration.
土壤初始含水量对初期水分脱盐效率有影响,但对后期水分脱盐效率影响不大。
Initial water content also had effect upon water desalting efficient but confined to initial stage of infiltration.
土壤初始含水量对初期水分脱盐效率有影响,但对后期水分脱盐效率影响不大。
应用推荐