In the second chapter contact problem of a half-plane with periodic cracks under periodic rigid punch action is studied.
第二章研究了具任意形状裂纹的各向同性弹性半平面在周期压头作用下的接触问题。
And the distributed boundary value's integral formula of another set of analytic function in upper half-plane is established.
同时建立了另一类上半平面解析函数在其分布边值意义下的积分公式。
In this paper, we present an iterative method for determining whether all roots of characteristic polynomial are on the left half-plane.
本文提出一种确定特征多项式的全部根是否位于左半平面的迭代法。
This paper presents a fundamental solution which can be used to solve the general radial crack system on half-plane. An example is given for check up.
本文给出了可用于解决半平面上一般射线裂纹系的基本解。文中作了例题验证。
The edge internal branch crack problems for half-plane in antiplane elasticity are solved with complex potentials and singular integral equation approach.
利用复变函数和奇异积分方程方法，求解反平面弹性中半平面边缘内分叉裂纹问题。
The edge internal branch crack problems for half-plane in antiplane elasticity are solved with complex potentials and singular integral equation approach.
运用复变函数及积分方程方法，求解了半平面域多圆孔多裂纹反平面问题。
In this paper, the stresses of gravity dam and dam foundation are calculated by the coupling method of finite element and half plane boundary element.
本文用有限元与半平面边界元耦合法计算了坝体坝基应力，又结合边界配置法求出了坝踵应力强度因子。
By using of complex variable function and integral equation method, the antiplane multiple holes and cracks problem of half plane region is considered in this paper.
利用复变函数和奇异积分方程方法，求解反平面弹性中半平面边缘内分叉裂纹问题。
The value function turns out to be continuous in the whole plane, and is even continuously differentiable in the interiors of both right and left half planes.
说明了值函数在整个平面上是连续的，在左右两个半平面的内部还是连续可微的。
The next plane is very eagerly awaited, as we're currently down to half rations.
我们热切地盼望着下一班补给飞机的到来。因为现在，我们只剩下一半的口粮了。
By using of complex variable function and integral equation method, the antiplane multiple holes and cracks problem of half plane region is considered in this paper.
运用复变函数及积分方程方法，求解了半平面域多圆孔多裂纹反平面问题。
The current and speed PI regulator parameters are designed using the left half plane zero-pole cancellation method.
采用左半平面零极点相消的方法设计了电流及转速PI调节器的参数；
With the help of the conformal transformation, we transform a simply connected region and its boundary into the upper half plane and real axis.
借助保形变换将单连通区域及其边界化为上半平面与实轴。
The symmetric values about the imaginary axis of zero-poles which the unstable process lies in the open and closed right-half plane are defined as their mirror-injection.
非稳定过程在开右半平面的零极点关于虚轴的对称值称为该零极点的镜像映射。
The town of Bor, half an hour by plane down the Nile from Juba, was once a busy trading post but now feels on a different planet.
从朱巴乘机出发顺尼罗河直下，半小时可以抵达博尔镇，这里曾经是繁荣的交易地区，而如今却面目全非。
Taranis took three and a half years to build, including more than a million man-hours, according to BAE Systems, which built the plane along with Rolls Royce, QinetiQ, and GE Aviation.
英国航空航天系统（BAE System）与劳斯莱斯公司、QinetiQ公司和GE航空集团联合研发了塔拉尼斯。据称，塔拉尼斯的建造过程历时3年半，耗费超过100万小时人工。
Our plane touched down half an hour early.
我们的飞机提前半小时降落。
Have all the suitcases been weighed in? The plane will take off in half an hour.
飞机将在半小时后起飞，所有的旅行箱都称过了吗。
The plane was half an hour late because of the storm.
由于暴雨，飞机晚点半小时。
The plane will be landing in half an hour and the washrooms will be closed soon. You'd better use it now if you need to.
还有半个小时飞机就要降落了，洗手间马上就要关闭了。如果你要去厕所最好现在就去。
They had to plane nearly half an inch off before the door would fit.
要使门关得上他们得把门边的表层刨去近半英寸。
The plane ferried passengers across the straits in half an hour.
飞机用半小时就把旅客运过了海峡。
An analytical series solution for dynamic stress concentration of lined cavities in a half space under incident plane SV waves was given by using wave function expansion method.
采用波函数展开法给出了半空间中衬砌洞室群在平面SV波入射下动应力集中问题的一个级数解析解。
The equivalence principle and moment method are used to derive the expression of equivalent magnetic current in the main cavity excited by the plane wave in the half-space.
利用等效原理和矩量法导出了由半空间中平面波在主谐振腔中激励的等效磁流的表达式；
The plane will be landing in half an hour and the washrooms will be closed soon.
还有半个小时飞机就要降落了，洗手间马上就要关闭了。
It's about three and a half hours' journey by plane from Nanning to Beijing.
从南宁到北京乘飞机大约需要三个半小时。
It's about three and a half hours' journey by plane from Nanning to Beijing.
从南宁到北京乘飞机大约需要三个半小时。
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