1) aquitard
弱透水层
1.
Consolidation computation of aquitard considering non-Darcy flow;
考虑非达西流的弱透水层固结计算
2.
Study on deformation mechanics of aquitard;
弱透水层变形机理的研究
3.
On the base of the analysis of the hydrogeological data, the permeability law of the aquitard linking the upper and lower water_bearing beds in the water_bearing system has been achieved by an experimental research.
在分析水文地质条件的基础上 ,利用实验研究获得含水系统中连接上下含水层的弱透水层的渗透规律 ,然后运用数值模拟技术建立起此类含水系统中石油类污染质运移数值模拟模型 。
2) weak permeable stratum
弱透水地层
1.
The application of tube well dewatering in treatment of weak permeable stratum in deep excavation work;
管井降水在深基坑弱透水地层中的应用
3) weak leaky seam
弱渗透层
1.
In this paper,the sink problem of the finite close water bearing strata system with weak leaky seam was discussed.
对有限封闭具弱渗透层的含水层系渗流问题，在普遍情形下求得了解的渐近式。
5) filtration bed
弱滤水层
1.
Construction of the filtration bed in deep ground;
深基坑降水遇弱滤水层的施工方法
6) weak aquifer
弱含水层
1.
Since the short of water resources is aggravated increasingly worldwide,it will become an important approach to exploit groundwater in weak aquifer in some special regions,which was ignored in the past.
随着水资源短缺问题的突出和弱含水层采水技术的研发,过去被忽视的弱含水层在缺水地区将成为重要的人畜饮用水水源。
2.
The dewatering calculation in weak aquifer differs from that in rich aquifer,with a far weaker permeability and,while other conditions being the same,with considerably smaller influence radius.
弱含水层的降水设计计算与富水层不同,弱含水层渗透系数远小于富水层,在其他条件相同的情况下,其影响半径也远小于富水层,故在弱含水层降水过程中出现井内动水位与基坑底面静水位相差较大的现象。
补充资料：透水层
透水层
permeable layer
tous卜u一eeng透水层(permeable layer)重力水可以自由透过的岩、土层。透水层的透水能力取决于岩、土层空隙的大小和连通程度、空隙的多少和形状。衡量岩、土层透水能力强弱的定量指标为渗透系数，渗透系数越大，岩、土的透水能力越强。自然状态下岩、土的透水强弱程度见表。 各种岩、土的透水程度……还到呼噩班犷三二 (蒋建明)
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条