边界曲线

Gain the solution of pseudo pressure distribution with the effect of well bore storage and skin by applying the principle of Duhamel's superposition.

利用Duhamel叠加原理考虑井筒储集效应和表皮效应的影响，绘制了不同边界条件下的凝析气藏水平井典型试井曲线，并分析了相关参数对典型曲线的影响。

An instance was given by means of the numerical solution for the first boundary value inverse problem of Laplace's equation.

将直匀流绕物面作二维无旋不可压缩定常流动时的流函数表达为曲面后，利用流函数曲面控制边界与流曲线的对应关系，采用拉普拉斯方程第一边值逆问题的数值解法，提出了来流为直匀流的流曲线造型方法并给出了实例。

Leastsquare method and Lagrange's interpolation formula see their applicationsfor fitting fore-and-aft lines-whose aim is to calculate the intersection point ofequivalent inclined waterline-and differences. In order to replace theinconvenient alternate conduct of drawing and calculating, improvement hasbeen introduced into the paper which means all work can be done bycomputer. Capacity calculation cannot be done without boundary layer build-up. Fit every area curve and area moment curve is necessary because ofinterpolation.

在第二章中，给出了B样条函数的数学表达形式，推导了B样条曲线下所围面积、面积矩公式；讨论了最小二乘法和拉格朗日插值法的数学形式，并在拟合船体型线上给出首、尾轮廓线的具体实例，对比不同方法进行拟合的差异，其目的是为了求得与等体积倾斜水线的交点；而水线的确定改变了以往人工作图与计算交替进行的不足，尝试用计算机完全代替人工作图，以求有所改进；在舱容计算中，在至少包括舱室前、后壁的范围内拟合横剖面积、面积矩曲线，插值求得任一纵向位置处的剖面，以解决舱室边界条件。

Theorem(Stokes's Theorem) Let be a piecewise smooth oriented curve in three-space, be a piecewise smooth oriented surface with boundary curve .The surface and the curve are related by a right-hand relationship, i.e., if the fingers of the right hand are cupped in the direction of ,then the thumbpoints in the direction of orientation of .,, have continuous first partial derivatives on and ,then

定理 设为分段光滑的空间有向闭曲线，是以为边界的分片光滑的有向曲面，的正向与的侧符合右手规则(即如果右手大拇指表示曲面的方向，则弯曲四指表示曲线的方向)，函数，，在曲面上具有一阶连续偏导数，则有下述公式成立

The formulas are derived from the classical theory of thin shells, The thermal stresses for three kinds of boundary conditions are calculated separately by the theoretical formulas derived from a cubic polynomial temperature distribution and by the finite element method, SAP5 program.

并以三次多项式温度分布为例，计算了三种边界条件(自由端、固支端、简支端)下，理论的和有限元的热应力曲线，对固支端进行了热应力实验，绘制了实验曲线。

Distribution of mean velocity, distribution of turbulence intensity and microstructure of turbulent boundary layer of riblet surface were obtained.

针对脊状表面流场的特点，通过实验测量和数值模拟的方法对脊状表面微观流场进行了深入研究，获得了脊状表面湍流边界层的时均速度分布曲线、湍流度分布曲线和微观流场结构。

The p-elastica, the critical point for the total polynomial curvature functional on those curves with a fixed length satisfying given boundary conditions, is discussed.

主要研究了在具有固定长度、且满足给定边界条件的曲线上定义的总多项式曲率泛函的临界点，即所谓p-弹性曲线。

It analyses the characterization of typical type curve and the influential factor of well-test curve ,which includes non-dimensional offsetting, non-dimensional length of horizontal welk equivalency pressure point, interporosity flow coefficient, storativity ratio and the boundary condition.

分析了双重介质水平井典型曲线特征以及影响水平井试井曲线特征的因素，得到了其影响因素主要有无因次偏心距、无因次水平井长度、等价压力点、储能系数、窜流系数以及油藏的边界条件。

By integrating drilling and well logging data, the Jurassic system was divided into 6 Ⅲ sequences and 17 systematical domains. The sequence boundary was identified by using the terminal correlation of seismic reflection, regional lithologic interface, changes of paleontologic distributive characters, number of logging curve and its style discontinuity. The systematical domain was divided based on the recognition of the first flooded surface and maximum flooded surface and in combination with analysis of parasequence superimposed style.

综合钻井、地震等资料，将滴南凸起侏罗系划分为6个三级层序和17个体系域，应用地震反射终止关系、区域性的岩性界面、古生物分布特征的变化、测井曲线数值和形态突变等进行了层序边界的识别；在依据岩性和测井曲线的变化识别首次湖泛面和最大湖泛面，并结合准层序叠置样式分析的基础上，进行了体系域的划分。

In this paper the curved spine box girder was taken as a research object,and the shear displacement difference function of large flange plate was put forward.

以曲线脊骨箱梁为研究对象，提出了长悬臂板的剪切位移差函数模式，建立总势能表达式，并应用变分原理导出求解曲线脊骨箱梁剪力滞的基本微分方程和边界条件。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。