渗流

The electrolyte buffer for the anion separation consisted of 40 mmol/L boric acid -1.8 mmol/L potassium dichromate -2 mmol/L sodium tetraborate (pH 8.6), and tetramethyl ammonium hydroxide was used as electro-osmotic flow modifier.

阴离子测定采用的缓冲体系为40mmol/L硼酸-1.8mmol/L重铬酸钾-2mmol/L硼酸钠(pH8.6)，氢氧化四甲铵为电渗流改性剂，5种阴离子在4.6min内达到基线分离，检出限为0.10~1.85mg/L。

During the cross-sectional seepage flow soil test and line fountain liquefaction solum by artifical pressure,the process of sediment incipient motion and cross-sectional basic configuration of liquefaction solum have been observed.

通过横断面渗流土工试验，人工加压线源液化土体，观察到泥沙起动的过程和液化土体横断面的基本形态，发现线源渗透破坏服从最小阻力趋向原则。

Based on analysis of numerical methods to solve seepage free surface, global composite element iteration is presented in this paper.

基于对渗流自由面数值求解方法的分析，提出了复合单元全域迭代法，并编制了有限元计算程序。

Based on the percolation conductive phenomena of conductive composites andPTC/NTC (Positive Temperature Coefficient /Negative Temperature Coefficient)effects of resistance, a series of new experimental phenomena and concepts of carbonfiber cement-based composites such as PPC and NPC effects, Kaiser memory effect of resistance to residualdeformation and resistance creep are found and proposed.

借鉴已有的导电复合材料渗流导电现象和电阻的正温度系数／负温度系数效应基本理论，发现和提出碳纤维水泥基复合材料电阻的正压力系数与负压力系数、电阻对材料剩余形变的Kaiser记忆效应以及电阻徐变等新的现象和新的概念。

The thermionic emission and tunneling current dominate the conduction process at higher Xc. However, if the film has low Xc, which means lager barrier width, the tunneling current can be neglected.

首次运用二维结构渗流模型计算了微晶硅薄膜结构对电导率的影响，从理论上解释了造成微晶硅薄膜输运各向异性的主要因素是薄膜中晶粒的柱状生长。

The seepage field was divided into two regions:saturation and unsaturation.

该模型中以测压管水头和饱和度为变量对渗流场进行描述。

The results show that the distribution of temperature field and temperature vector is symmetrical under the condition of without leakage.

结合边界条件采用MATLAB对其进行了数值求解，获得了在风流和渗流耦合作用下围岩的温度场和温度矢量分布。

This paper enumerates the major types of multi-lateral well, and summarizes the technical actuality and progresses,analyzes the mechanism of percolation and characteristics,compares to vertical well,demonstrates typical application conditions and potential economy.

总结了分支水平井的主要类型，综述了分支水平井的技术现状和进展；分析了其渗流机理及特点，并与直井进行了分析对比；指出分支水平井的典型应用条件及其潜在的经济效益。

Fingering often occurs in waterflood development low permeability reservoir because of non-Darcy flow, which is weakened with formation dip increasing.

结果表明，由于非达西渗流的影响，注水开发时容易发生指进现象，而地层倾角的增大可以削弱指进；地层原油粘度的增大会增强开采难度，而地层渗透性能的改善会使油井产能提高。

In the underground engineerings of waterpower, petroleum and traffic, the problem of seepage often happens.

在水电、石油、交通等部门的地下工程中，经常会遇到地下水的渗流问题，如果处理不当，可能诱发应力恶化而影响结构稳定。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。