查询词典 upper boundary

Cage shaped rotor includes following parts: columnar rotor core made from soft magnetic material, multiple bar conductors made from copper inserted into rotor core along up and down direction, short circuit rings made from copper installed on upper and lower ends of rotor core in order to realize electrical connection among each bar conductor. Preparation method includes steps: in step for preparing short circuit ring assemblies, bar conductors are installed between short circuit rings in upper part and lower part to keep electrical connection between short circuit rings in upper part and lower part; in step for forming columnar rotor core, pressurization molding soft magnetic material is carried out when short circuit rings module is in die so as to form rotor core, where bar conductors are inside and short circuit rings are in upper and lower ends.

一种电动机的笼子状的转子及其制造方法，电动机的笼子状的转子包括转子铁芯，用软质磁性材料制成，呈圆筒状；多个导体棒沿上下方向插在转子铁芯的外圈，用铜制成；短路环为能够与各导体棒实现电连接，分别安装在转子铁芯的上、下端，并用铜制成；其制造方法，即制作短路环组件的阶段，在这个阶段中在用铜制成的上部短路环与下部短路环之间安装铜质的导体棒，从而形成短路环组件，这些导体棒相距一定间隔，与上、下短路环保持电连接；形成圆筒形转子铁芯的阶段，在这个阶段中把短路环组件放在模具内，并用软质磁性材料进行加压成型加工，从而形成导体棒位于其内部、短路环位于其上、下两端的转子铁芯。

The disc type counter current chromatographic separation column comprises at least a or a plurality of discs provided with designing slots, clapboards at two sides of each disc, the cylinder rotating axis, an upper flange and a lower flange; the cylinder rotating axis is hollow and passes through the center of the upper flange, the lower flange, the discs and the clapboards; the inner edge and the outer edge of the upper flange, the lower flange, the discs and the clapboards are provided with a plurality of bolt pieces that fix the upper flange, the lower flange, the discs and the clapboards together.

一种多功能高效逆流色谱仪，它由盘式逆流色谱分离柱、配重体、行星架、柱体自转轴、行星轮、中心轮、中心公转轴、电机、传动装置、速度控制装置和保温机箱组成；所述的盘式逆流色谱分离柱，它包括有至少一个或多个设槽的圆盘、每个圆盘两侧的隔板、柱体自转轴和上法兰、下法兰；所述的柱体自转轴为空心，贯穿在上法兰、下法兰、圆盘及隔板的中心；在上法兰、下法兰、圆盘及隔板的内外边缘设有多个螺栓部件，将上、下法兰、圆盘及隔板固定在一起。

Calibration tool storage cabinet rolling rack w/lights statu go rack rolling rack w/hardhats.tool.rarts metal work station office chairs 7"miter band saw fiberglass backing plates 12"band saw filing cabinets 7 air conditioners 6 humidifiers 2 grinders 2-carts w/testing equipment golf cart 6 utility carts left upper wing right upper wing 4 rolls of final bagging disassembled lay up room lexan 4*8*9/8 3 roof top air ducts preforming core fuselage to wing part non conforming steel/alominum insulation tubes left lower wing right lower wing horizontal upper tail 2 sheets of 1honeycomb core office cubicles cabin door frame template 1 medium size cabinet 2 small cabinets flammable container L.H.boom inboard flap hinge(2) R.H.boom inboard flap hinge(1) L.H.outboard nacelle little fuse CSL mold AFT keelgusset mold LH boom inboard mold RH boom outboard mold LH upper fuel tank mold RH lower fuel tank mold universal safety mats(13) aileron bond/drill jigs metal saw hooses 5-lay up tables safety mat trim kit empty rack office chairs left assembled boom right assembled boom utility carts small file cab bagging material black med.

标定工具储藏柜轧制机架瓦特/灯 statu去机架轧制机架瓦特/ hardhats.tool.rarts 金属工作站办公椅 7 &字带锯玻纤板支持 12 &带锯档案柜 7空调 6加湿器 2磨床 2 ，车瓦/测试设备高尔夫球车 6实用车左上翼右上翼 4卷最后套袋拆卸积储室聚碳酸酯4 * 8 * 9月8日 3天台冷气槽预成形核心机身的一部分，以翼不符合钢铁/ alominum 保温管左下翼右下翼横向上尾 2张1 蜂窝芯办公室隔间舱门框模板 1中型内阁 2小柜易燃集装箱 L.H.boom内侧襟翼铰链（ 2 ） R.H.boom内侧襟翼铰链（ 1 ） L.H.outboard发动机舱小保险丝CSL的模具霉菌毒素keelgusset 黄体生成素臂船模生殖健康繁荣舷外模具激素上油箱模具相对湿度较低的燃料箱模具普遍安全垫（ 13 ）副翼债券/钻夹具金属看到hooses 5 -奠定表安全垫装饰盒空架办公椅离开组装繁荣正确组装繁荣实用工具车小档案驾驶室套袋材料黑色med。

However, the second associated Legendre function is too complicated to compute, so a simple and practical ellipsoidal harmonic series expansion is introduced, and the series solution and integral solution of the Dirichlet boundary value problem and the Neumann boundary value problem under ellipsoidal boundary are given.

鉴于展开式中第二类缔合勒让德函数的计算较为复杂，接着引入一种形式简单、实用的椭球谐级数展开，介绍了椭球界面下Dirichlet边值问题和Neumann边值问题的级数解和积分解。

FENG Kang, YU De-hao and some other scholars of our country are the first ones to create the natural boundary element method, and they have successfully studied the natural boundary reduction method for the boundary value problems of harmonic equation and biharmonic equation.

我国学者冯康、余德浩等首创自然边界元法，并已成功地研究了调和方程及双调和方程边值问题的自然边界归化方法。

In the numerical simulation, the Blasius equation of boundary layer based on the Chebyshev interpolation points was solved by using of the Runge utta method with variable step. On the basis of the coordinate transformation of the boundary condition, the Chebyshev spectral method was applied to solve the hydrodynamic stability equation of boundary layer.

在数值模拟中，采用变步长的Runge Kutta方法，求解基于Chebyshev插值点的边界层Blasius方程，然后对边界条件进行坐标变换，使Chebyshev谱方法适用于边界层稳定性方程的求解。

By analyzing the characteristics of the boundary pixels to formulate a boundary pixel extraction operator, the operator need only calculate up to 4 pixels neighborhood pixels, is efficient, fast, he can direct the use of binary images are extracted as the boundary pixel, are single-pixel wide border.

通过分析边界象素的特征，归纳出一个边界象素提取算子，该算子最多只需要计算象素的4邻域象素，运算量小，速度快，运用他能直接提取出二值图象的边界象素，得到单象素宽的边界。

Based on image statistical characteristic, the algorithm can search automatically the boundary start-point using Sobel operator and special template operation, then according to the connection status of every boundary point in its 8-connection neighbor field, seek automatically the search direction, form the whole data collection of a target boundary outline.

该算法依据目标图象特征，在二值图象中利用Sobel算子和特定的模板操作，自适应搜索边界起点；然后，按照每个边界点在其8邻域内的连通情况，自动寻找搜索方向，形成了完整目标边界轮廓数据集。

Subsequently, an intuitionistic definition of Complex boundary is given with Simplex boundary and then a capture method of it is offered too, thereby auto-capture of Complex boundary is achieved.

随后，本文利用单形边界给出了复形边界的直观性定义，提供了具体应用中复形边界的获取方法，从而可以对复形的边界进行自动获取。

Then the boundary element integral equation of interior and exterior form is deduced in detail, also the form with corner coefficient. The significance for numerical calculation and principle of the singular integral is analyzed, and a non-isoparametric transformation method is presented to calculate weak singular integral and Cauchy integral, the method presented provides us a very simple way to computer the two kinds of singular integral of Helmholtz boundary integral equation, and it is easy to program in computer. After the difficulty of the calculation for multi-frequency of Helmholtz boundary element is explained, a method named SECHIEF (Series Expansion Combined Helmholtz Integral Equation Formulation), which is focused on the computational efficiency, is presented.

对结构声辐射的边界积分方程的内部形式与外部形式进行了详细的推导，给出了角点系数的计算方法与边界积分方程的形式，在此基础上，分析了奇异积分产生的原理及其对数值计算的重要性，提出了一种计算奇异积分的非等参(来源：Ae8a8BC论文网www.abclunwen.com)单元的变换方法，该方法给Helmholtz 声学边界积分方程中的弱奇异积分与Cauchy 奇异积分的计算以及编程提供了极大便利。

So it was last week in Selma , alabama.

上星期在亚拉巴马州塞尔马市发生的事件也是这样一个转折点。

The group also spearheads various social programs in China.

该组织还带头参与中国的各种社会活动。