形状系数

It put up no immobile shape ,have relative flowability , can intrude into the deep formation,selectively plug big pore pathor and high permeability formation,make the fluid turn to low permeability formation ,improve the low conformance factor caused by the nonhomogeneity ,improve the recovery ratio in big range .

它表现出没有一定形状，具有一定流动性，能进入地层深部，选择性地堵塞大孔道或高渗透层，使液流转向进入较低渗透层，改善因非均质性造成的波及系数低的问题，从而大幅度的提高油藏的采收率。

The preliminary optimization is carried on for which the ogee shape factors of the duct are selected to be optimized, and the RCS and flow loss coefficient are considered as objectives.

在进气道腔体的优化中，分析了内管道外形多目标优化中的层次性，将大系统理论中多层次优化方法引入进气道内管道设计中，选择S弯曲线的形状参数为优化的参数，以进气道腔体的RCS、流动损失系数为目标函数，进行了初步的优化计算。

The apparent partition coefficient versus pH profiles had the shape of a parabolic curve in an n-octanol/buffer system, and reached the peak around pI for GPFX, CPFX and HSR-903, respectively.

在正辛醇／水系统中，格帕沙星、HSR-903和环丙沙星的表观分配系数—pH值曲线呈现钟形形状，在等电点下，log 〓分别达到最大值。

Since in some instance, the variance of response variable might be changeable along withthe alteration of explanatory variable, in the procedure of model constructing, a fixedeffects model should be considered firstly, then the random effects model or randomcoefficient model when necessary. The best fit model should be chosen by comparing thealterations of between-study variance and residual variance, as well as their relationshipswith covariates.

基于各研究中因变量与自变量间的曲线形状可能存在较大差异，建模时可依次考虑固定效应模型、随机效应模型和带协变量的随机系数模型，并观察研究水平的方差与残差方差的变化，以及与协变量的关系，从而选择最优模型。

The main factor affecting the frequency characteristic were given as the following:the coefficient of corrosion of the Al foil surfaces the figure of the hole of scorrosion,and the character of the oxide film on the surface of the anode and cathode;the fabric of the unimpregnated liner in the capacitor,as well as the resistance and steeping of the working electrolyte and the construction of the capacitor.

影响频率特性的主要因素有：阴极和阳极铝箔表面腐蚀系数的大小及腐蚀坑洞的形状；阴极和阳极铝箔表面氧化膜的性质；电容器中衬垫纸的构造；工作电解液的电阻和浸渍情况以及电容器的内外结构尺寸等。

At the target surface impinged by the synthetic jet, the temperature field is symmetric with the lowest filed in center. The heat transfer coefficients also take on the same trends with centrosymmetric waves, which means that the best cooled area is the stagnation.

在冲击靶板上，整个冲击区域呈现出中心温度最低的近似圆形的对称性分布，对流换热系数曲线呈现出中心对称的波峰分布形状，表明自耦合射流驻点区换热最强。

C. Koraн, the formation of a composite filter requires such processes as equivalent network transformations and impedance-level transformations.

在利用所提出的影象参数最少电感元件带通滤波器各种半节来构成复合滤波器时，其复合过程一般比较复杂，通常要经过等效网络变换、阻抗水平变换等步骤才能合并，由于这种类型结构的元件系数计算公式形状较繁，所以更增加了应用时的不便。

A unified strength theory was suggested for the failure criterion of rock. It can take account of the influence of intermediate principal stress on the material strength. The penetration resistance was derived for three different nose shapes: ogival, hemispherical and conical.

采用统一强度理论作为岩石的破坏准则，基于动态空腔膨胀理论研究了弹体侵彻岩石靶时所受的阻力，以及刚性弹体对岩石的侵彻深度，并分析了破坏准则、弹头形状、摩擦系数等因素对侵彻深度的影响，与试验资料进行了比较。

An analysis is also made of the moving regular of particles, the leakage passage formation feature, and the particles displacement field and so on. The internal stability of soils is studied from the perspective of gradation. Results show that the stability of soils relates closely to the shape of gradation curves and coefficient of ununiformity.

研究得到管涌发展过程中颗粒的移动规律，渗漏通道的形成特点，流速、颗粒位移场等随水力梯度的变化特点，并从级配角度分析土样的稳定性，得到土体的稳定性与级配曲线形状及不均匀系数等因素有关的结论。

The complicated cam profile can be expressed by one continuous function while not postulating the types of cam curves in advance.

将复杂的凸轮曲线用一个连续函数表示，而不必事先假定凸轮曲线的类型，并可通过适当调整三次样条函数的系数Cj 改善曲线形状以适应额外的内点和边界条件。

Neither the killing of Mr Zarqawi nor any breakthrough on the political front will stop the insurgency and the fratricidal murders in their tracks.

在对危险的南部地区访问时，他斥责什叶派民兵领导人对中央集权的挑衅行为。

In fact,I've got him on the satellite mobile right now.

实际上 我们已接通卫星可视电话了