perched water

perched water的基本解释

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上层滞水

与perched water相关的网络例句 [注：此内容来源于网络，仅供参考]

The subsoil must be highly permeable, but it must have a shallow water table or be underlain by an impermeable layer that permits a perched water table to be maintained.

地面一定要相当平整，并且具有小于0.5％的坡度；底土必须是强透水土壤，但是它必须有一个较高的地下水位或在下面铺一个不透水层，以能维持一个较高的地下水位。

Perched aquifers occur in isolation as small quantities of water in suitable confining strata above the water table.

上层滞水含水层以小部分的独立出现在地下水位以上的适当的限制地层。

In the process of excavating the foundation pit and tunnel of the subway, it isdifficult to deal with the perched water, the saturated water in the aquiclude, as wellas the remaining water on the aquifer surface.

在地铁基坑和隧道开挖施工过程中，会经常遇到弱透水性的饱水层，这些地层在开挖后会出现侧壁渗水和在含水层界面形成残留水，会对隧道的整体稳定产生一定的影响。

与perched water相关的网络解释 [注：此内容来源于网络，仅供参考]

perched water table：滞水台

perched ground water 滞水 | perched water table 滞水台 | percolate 过滤

perched water table：悬着水位

perched temporary ground water 暂时悬着地下水 | perched water table 悬着水位 | percolating water 渗漏水

perched water：上层滞水

percentage site coverage 覆盖百分比;覆盖率 | perched water 上层滞水 | perched water level 上层滞水位