障碍物的渗透性决定了其有效性。

The permeability of the barrier determines its effectiveness.

土壤的渗透性影响水的排水方式。

The permeability of the soil affects how water drains through it.

膜的渗透性对过滤过程至关重要。

The permeability of the membrane is crucial for the filtration process.

研究人员正在研究不同织物的渗透性。

Researchers are studying the permeability of different fabrics.

工程师测试了新材料的渗透性以用于建筑。

Engineers tested the permeability of the new material for construction.

试验结果反映出在变形过程中不论是渗透性 -应变关系特点 ，还是渗透性量值 ，软岩和硬岩均表现出明显差异。

The test results show that the permeability of hard rocks is obviously different from that of soft rocks not only in permeability-strain behavior but also in value of coefficient of permeability.

注意: 空气渗透性和透气性是两个不同的概念.

Note: Air permeability and breathability are not synonymous.

膜分离技术的基础是不同大小的分子对半渗透膜渗透性不同。

The basis for membrane separations is the difference in permeability of a semiporous membrane to different molecular sizes.

表1总结渗透性影响在率和渐增补救的.

Table 1 summarises the affect of permeability on rates and cumulative recovery.

正是皮革的结构使皮革对空气和水气具有可渗透性。

It is its structure that gives leather its permeability to air and water vapor.