Effective compaction can improve the bearing capacity of the soil, improve not permeability.
有效的压实可以显著改善土壤的承载能力，提高不渗透性。
Permeability remains an elusive parameter that is not directly measurable by geophysical methods.
渗透率则是一个不能用地球物理学方法直接测出的、捉摸不定的参数。
Not only the fractures can connect the separated cavity to grow the effective reservoir space and improve the permeability of matrix, but also is the main path of petroleum migration.
裂缝不仅可以使孤立的孔洞得以连通，发育成有效的储集空间，大大提高基质渗透率，更是油气的主要运移通道。
But if matrix permeability is low, higher recovery rate is not allowed to use due to its low imbibition displacement velocity.
如果基质渗透率较低，因其吸渗排油速度低，不宜采用较高的采油速度。
The paper introduces the warmth retention property of elastic composite. It compares the warmth retention property and air permeability of nonwovens whether it has polyurethane elastic film or not.
介绍了弹性复合材料的保暖性能，比较去除聚氨酯弹性膜前后非织造保暖层的保暖性及透气性。
The permeability loss is not reversible since the reservoir pressure decreases gradually as gas exploitation is conducted in abnormal pressure gas reservoirs.
随着异常高压气田开发过程的进行，地层压力逐渐下降，进而诱发岩石渗透率损失是不可逆的。
However, the effect of its permeability and water-maintaining in loam soil, sandy loam and vermiculite was not so obvious as in soddy soil.
信德瑞在壤土、砂土和蛭石中的渗透、保水效果不如在草炭土中明显。
It's important to the super-low porosity and permeability reservoir whether the natural fissures exist or not.
天然裂缝发育与否，对特低孔特低渗油气藏而言意义重大。
But some horizontal Wells does not gain the perfect productivity, due to low permeability or some other reasons.
但是，有些水平井的产量与直井相比，达不到预期效果。
Liuhua 19-5 gas field belongs to high porosity and permeability reservoir, poor lithology, medium or not strong compaction.
流花19 - 5气藏按气藏分类标准为高孔高渗气藏，储层岩石成岩性较差，具有中等压实。
The sweat fingerprint left on them can not be photographed directly because it cannot be seen by naked eyes due to sweat's volatilization and object's permeability.
由于汗液的挥发性和客体的渗透性，部分的汗液挥发到空气中或是渗透到客体中，无色的汗液手印很难用肉眼观察到，因此难以进行直接拍照。
However, the main structure of plastic flexible packaging materials are plastic polymers, has some permeability to gas, and therefore can not fully replace the metal and glass packaging.
然而塑料软包装材料主体结构是塑料聚合物，对气体有一定的渗透性，因此并不能完全代替金属、玻璃包装。
The water pressure test after adopting cement grouting proves, although the permeability of rock improves, it can not achieve the design requirement.
采用水泥灌浆后所做的压水试验证明，岩土的渗透性能虽然得到改善，但是达不到设计要求。
More and more researches reveal that mitochondria permeability transition pore not only takes part in this process, but also plays a significant role in it.
越来越多的研究显示，线粒体渗透性转换孔不但参与这一过程，而且占据重要地位，故备受关注。
It is necessary to do a concrete analysis for making a correct evaluation whether this fracturing can improve the permeability of the reservoir or not.
这种压裂对储层的渗滤条件是否有改善，需经具体分析才能作出正确的评价。
Fractures themselves typically do not have much volume, but by joining preexisting pores, they enhance permeability significantly.
裂隙本身的特点是没有很大容积，但通过连接先存的孔隙，明显地提高渗透率。
It pointed out that, the water permeability test, the chloride permeability test and the air permeability test are suit for different situation and they can not be replaced each other.
认为水渗透性试验、氯化物渗透性试验、空气渗透性测试各适合于不同的场合和情况，不存在某一种强于另一种的问题。
The existent pressure drawdown analysis technologies were only suitable for low permeability and isotropy reservoirs, not for interpreting fracture parameters of fractured reservoirs.
现有的压降分析解释技术只适合于低渗透均质油藏，而不能解释裂缝性储层的压裂裂缝参数。
The low permeability reservoir reflected by the matrix does not represent the real permeability of the reservoirs.
鄂尔多斯盆地中，所谓“超低渗透”是指基质渗透率，不能代表地层总渗透率。
The experiments show that the coating is low viscous, high penetrating, and not contaminating the stone. It maintains a very nice air and moisture permeability with the stone.
试验表明：它具有低粘度、渗透力强、不污染石材，并能很好的保持石材的透水透气性。
The fact that practical loads in log transfer car were described by coefficient of permeability is not suitable because the logs were unload many times during the transfer process in log storage area.
在林区贮木场利用纵向输送机进行选材作业时，由于原木在输送途中的多点卸载，用充满系数描述输送机上的实际负荷已不符合实际。
The low permeability reservoirs have the start-up pressure, and the seepage flows do not obey the Darcy's law.
低渗透油藏渗流时存在启动压力现象，其渗流特征不遵循达西定律。
During oilfield exploration and development, permeability is necessary to not only reservoir description and reserve estimation also production prediction and working out development plan.
在油田勘探开发过程中，不论是油藏描述、储量评价，还是产量预测、开发方案的编制，始终都离不开渗透率参数。
Note: Air permeability and breathability are not synonymous.
注意：空气渗透性和透气性是两个不同的概念。
The water permeability below the red soil surface layer is not the main factor that induces soil erosion.
红壤表层以下的透水状况不是造成土壤侵蚀的主要因素。
However, when various diseases cause the increase of the permeability of capillaries, albumin may not play such a role or even counteract.
但是，当疾病引起毛细血管通透性增大时，白蛋白可能不起作用或起反作用。
Theoretical study shows the net stress is not equal to the effective stress because of the existing microcracks in the low permeability sandstone.
理论研究表明，低渗岩石由于存在微裂缝，净应力不等于有效应力。
It is generally considered that formation sand production does not happen in low-permeability oilfields.
通常认为低渗透油田不会发生地层出砂。
This fabric exhibits not only fine protective effect against heat by conduction, radiation or convection but also good air and moisture permeability.
该织物对传导热、辐射热和对流热均有良好的防护作用，而且透气、透湿性好。
This fabric exhibits not only fine protective effect against heat by conduction, radiation or convection but also good air and moisture permeability.
该织物对传导热、辐射热和对流热均有良好的防护作用，而且透气、透湿性好。
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