达西定律也适用于渗透速度有一定限制的非饱和水流。
Darcy's law can be applied to unsaturated flow subject to certain restrictions on seepage velocity.
如果感觉水分渗透速度减慢,可以依照前面的方法再做补充。
If feel moisture permeability velocity slows, can according to previous method to do added.
试验结果表明渗透速度受竹片厚度影响最大,并与接触面积成正比。
Experiment results indicates that the penetration rate is greatly influenced by bamboo chip thickness and directly proportional to the contacting area.
测定了豫西伏牛山区日本落叶松林的林冠截流降雨、土壤渗透速度和地表径流。
The forest crown interception precipitation, the penetration speed of soil, and the surface runoff of Larix Kaempferi forests in Funiu Mountain in Western Henan Province were measured in this paper.
结果贴剂处方中含2倍量干姜挥发油和2%氮酮时具有最佳的药物渗透量和渗透速度。
Results Patch containing 2 fold the amount of ginger volatile oil and 2% laurocapram had the optimal percutaneous permeation.
而突出煤样的瓦斯渗透速度增加率则随着瓦斯压力的增大而减小,最终趋近于一恒定值附近。
The increasing rate of the gas seepage velocity of outburst coal samples was decreasing with the increase of gas pressure and reaches to a constant value at last.
试验结果表明:在轴压和围压固定的情况下,突出煤样的瓦斯渗透速度随着瓦斯压力的增大而增大。
The experimental results are as follows. The gas seepage velocity of outburst coal samples increase with the increase of gas pressure under fixed axial and confining pressures.
在模型中引入相对渗透速度来刻画药物释放过程中不同机理的影响,并用摄动方法对方程进行了求解。
The relative permeating rate was introduced to describe the effects of the different physical processes. An asymptotic solution has been obtained by using the perturbation theory.
对于等离子体空间分布存在较大的密度梯度的物理问题,必须考虑二维空间特性对磁场渗透速度的影响。
Strong two dimensional effect on the field penetrating speed should be included in the fluid analysis for a plasma space distribution with high density gradient.
四种改良剂均能不同程度的改善土壤物理性状,能降低土壤容重,提高土壤总孔隙度,加快渗透速度,增加田间持水量。
Four kinds of amendments can improve soil physical properties. Soil bulk density decreased, soil porosity, permeability coefficient and field capacity increased under treatments.
地下水的渗透速度影响着其与岩石的反应速度,而地质构造、岩层厚度、岩石破碎程度及地下水的补给状况等则是影响地下水运动的重要因素。
Infiltration velocity of groundwater influences its reaction rates with rocks. Geological structure, strata depth, rupture degree and supply of groundwater are major influence factors.
水流克服这种阻力的速度与岩石的渗透性有关。
The rate at which the flowing water overcomes this resistance is related to the permeability of rocks.
实验用氮气以不同的驱替速度和驱替压差驱替岩心,得到由速敏性引起的渗透率损害及相关分析结果。
Nitrogen gas with different displacing velocity and pressure was used to displace the core in testing, the permeability damage and correlation analysis caused by velocity sensitivity were obtained.
计算结果表明,沥青面层内的孔隙水压力与面层的渗透系数、面层厚度以及车辆行驶速度等有密切关系。
Calculation results indicate, pore water pressure in the inner asphalt pavement nearly has close relative to permeate coefficient of surface, thickness of surface and wheel speed etc.
网络及其他传媒手段更使得经济落后国家以前所未有的速度经受了外来语言文化渗透。
And Internet and other media means even make economic underdeveloped countries to undergo, in unprecedented speed, the culture permeation from foreign language culture.
随着网络技术应用的快速普及,电子商务正以前所未有的速度渗透到社会的各个方面。
With the fast popularization of application of the network technology, some speed has permeated through all different fields of the society in e-commerce.
结果:制备的黄杨宁渗透泵控释片体外释药速度较平稳。
Results:Preparation of Huangyangning osmotic pump controlled release tablets in vitro release rate of more stable.
若油井以自然产能生产,油井产量的递减速度并不快,而是与中高渗透储集层基本相同。
If Wells produce at natural productivity, their flow rates decline with the same speed as the mid-and high-permeability reservoirs.
实验研究了外加直流电场作用下水驱油藏多孔介质中的流体渗流速度、阻力系数、储层渗透率及原油采收率的变化特性。
The variation of seepage velocity, resistance coefficient, reservoir permeability and oil recovery in porous media of water-drive reservoir in direct current (DC) electric field are studied in detail.
研究结果表明,对渗透流速的影响效果依次为压力,主流液速度和温度。
The result showed that the effect of the average pressure on permeant flux was more strong, then bulk solution velocity and then temperature.
结果表明,减小渗透系数和扩散系数可以有效减缓衬垫底部浓度比的增加速度。
Decreasing hydraulic conductivity and diffusion coefficient may delay the increasing rate of the concentration ratio at the base of a GCL.
在地下溶浸采矿中,为了改善受浸矿堆的渗透性,加快浸出速度,提高浸出效果,需将矿岩爆破至一定的块度。
When in underground mine leaching, in order to improve permeability of heap leaching, speed up leaching and improve leaching effectiveness, ore should be blasted to certain fragmentation.
在较高流速下,随速度升高,沥青所造成的孔喉堵塞更加严重,在低渗岩心中沥青堵塞引起渗透率伤害程度大于高渗透岩心。
At high speed, asphaltene plugging is more serious with increase of flow rate. The damage degree of asphaltene plugging is higher in low permeability core than in high one.
岩石孔隙结构是控制砂岩和碳酸盐岩的地震波速度和渗透率的重要参数之一。
Rock pore structure is one of the important parameters in controlling both seismic wave velocity and permeability in sandstones and carbonate rocks.
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。
But if matrix permeability is low, higher recovery rate is not allowed to use due to its low imbibition displacement velocity.
低渗透油藏比中高渗透油藏的压力波传播速度慢。
And low permeability reservoir is slower than mid-high permeability reservoir in pressure wave propagating velocity.
渗透率比值与注水孔隙体积倍数或渗流速度的关系曲线均呈“S”形;
The relative curves of the ratio of transient permeability to initial permeability with the injected fluid volumes or seepage velocity are like a character "S".
提出破舱临界渗透率的概念,明确船舶破舱后进水量速度的变化规律。
Moreover, a concept of critical permeability for ship breakage is put forward.
提出破舱临界渗透率的概念,明确船舶破舱后进水量速度的变化规律。
Moreover, a concept of critical permeability for ship breakage is put forward.
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