Beneath this active layer is a second layer called "permafrost", which is frozen all year around, and is impermeable to water.
在这一活跃层下面，是被称为“多年冻土”的第二层，终年冻结，不透水。
This employs high-pressure pumps to force the water from brine through a membrane that is impermeable to salt.
这种方法需要用高压泵使海水通过一种不能渗透盐的薄膜，从而淡化海水。
The landfill sits on a natural foundation of London clay which is more or less impermeable.
垃圾掩埋场以伦敦黏土为天然地基，其防渗效果极佳。
The gourd has been used as a container since the earliest times, because of its naturally impermeable skin.
该葫芦被用作一个容器，因为最早的时候，由于其自然渗透皮肤。
Particularly, the solution for impermeable silt-layer can be used to describe the tidal fluctuation in a confined aquifer under a tidal river separated by an impermeable layer.
特别地，当边界淤泥层为隔水层时，本文的解也可用来描述有潮河流下的承压含水层中的水头波动情况。
A synthetic rubber produced by copolymerization of a butylene with isoprene, nearly impermeable to air and used in tires, inner tubes, and insulation.
通过丁烯和异戊二烯的共聚作用化合而成的一种合成橡胶，几乎不透空气，用作轮胎、内管道和绝缘等的材料中。
Although skin can be a relatively impermeable barrier, a few drugs have just the right physical and chemical characteristics to cross it at reasonable rates.
虽然皮肤是相当不易穿透的障碍，但少数药物的物理化学特性，恰好能让这些药物以合理的速率穿过皮肤。
Shale has a high porosity, but its pores are small and disconnected, so it is relatively impermeable.
页岩有高孔隙度，但其孔隙既小而又不连通，所以它是相对不渗透的。
An oil field consists of a reservoir in a shape that will trap hydrocarbons and that is covered by an impermeable or sealing rock.
一个油田由形态上会圈闭油气、并被不渗透的或封闭岩石所覆盖的储集层组成。
Impermeable formations, such as shales and siltstones, tend to be finer grained or of a mixed grain size, with smaller, fewer, or less interconnected pores.
不渗透的地层如页岩与粉砂岩。因颗粒很细或粗细颗粒混杂。只有较小，较少连通不好的孔隙。
The equilibrium between gravity of the upper impermeable stratum and water pressure is a common calculation method for anti-uprush of foundation pit.
在基坑抗突涌分析中，用上覆土层的重力来平衡水压力是一种常用的计算方法。
The distance from the impermeable base to the free surface is a function of space and time.
由隔水底板至自由面的距离是空间和时间的函数。
Most shower curtains are also waterproofed, and it is also possible to attach an impermeable liner to your shower curtain if you're using a fabric curtain.
窗帘也是最淋浴防水、这也是一个非常可能渗漏你，如果你用淋浴窗帘布窗帘。
This paper considers the unsteady state flow behavior in a composite reservoir with an impermeable subregion by using Boundary Element Method (BEM).
本文考虑这种复合油藏的渗流问题并提出边界元(BEM)分析方法。
A painless pulse of electricity can drive drugs, which tend to be charged, through the impermeable outer layer of the epidermis and into the blood vessels of the dermis.
无痛的电流脉冲可以趋使药物(通常会带电荷)穿越不通透的表皮外层，进入真皮层的血管。
The present invention relates to an impermeable shoe (1), particularly a hiking shoe, comprising a shank (2), a breathable membrane (3) and an inner liner (4).
本发明涉及防水的鞋(1)，尤其是防水的旅游鞋，所述鞋具有鞋帮(2)、防水透气膜(3)和内衬体(4)。
The present invention relates to an impermeable shoe (1), particularly a hiking shoe, comprising a shank (2), a breathable membrane (3) and an inner liner (4).
本发明涉及防水的鞋(1)，尤其是防水的旅游鞋，所述鞋具有鞋帮(2)、防水透气膜(3)和内衬体(4)。
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