渗流的

To begin with the phenomenon and characteristics of dezincification of brass, the review is made on the mechanisms, prevention and influence factors of dezincification .

从黄铜脱锌的现象、特征及其影响因素出发，对黄铜脱锌的优先溶解机制、溶解－再沉积机制、双空位机制和渗流机制等进行了描述。

Hydraulic fracturing is a kind of process engineering that can improve the oil reservoir filtrational property, is an important measure that boosts production of oil field and augments injection of downflow well.

水力压裂是一项改造油层渗流特性的工艺技术，是油气井增产、注水井增注的一项重要措施。

After 180 minutes electrodialysis without aerating when electric current is constant, the value of R of these two kinds of membrane were 4.95×10^(-7) molml^(-1)cm^(-2), 3.76×10^(-6) molml^(-1)cm^(-2) respectively.

在恒流条件下，不曝气时电渗析的效果反而好，180min时，曝气和不曝气条件下疏水氟膜的R值分别为3.24×10^(-6)molml^(-1)cm^(-2)和3.76×10^(-6)molml^(-1)cm^(-2)。

Periodical electroosmosis with low Reynolds has the same velocity amplitude and a plug-like velocity profile as that of the steady electroosmosis.

还得到在微通道宽对双电层厚的比值很小时，Debye-Hfickel近似的周期电渗流解，并与解析解进行分析比较。

In this study, a claw-shaped microchannel device for focusing the sample flow was designed with the surface modification of the microchannel by the self-assembled monolayer technique and with the fluid flow driven by the electroosmosis.

本研究以自组装单分子层技术改质微管道壁面，并使用电渗流驱动流体的方式，设计能汇聚样品的爪型微管道装置。

Conventional flow mathematical models of coalbed methane are all based on Euclidean geometry.

传统的煤层气渗流数学模型均是建立在欧几里德几何基础上的。

In the course of its production, condensate petroleum system is accompanied with complex facies change during formation filtration.

凝析气藏作为一种特殊的复杂气藏，在开采过程中，凝析油气体系在地层渗流过程中伴随著复杂的相变。

In Chapter 2, we discuss the initial boundary problem of a porous equation in half space.

第二章，我们讨论半空间上的渗流方程组的初边值问题。

The seepage of irregular fracture is a very important problem in rock hydraulics.

不规则裂隙的渗流问题是岩体水力学中一个比较复杂的问题。

As one of the most difficult topics of rock mass hydromechanics, seepage free surfece plays an important part in slope stability researches.

渗流自由面是岩体水力学研究的重点和难点，也是边坡稳定性综合研究的重要内容。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。