查询词典 dual number

Using homogeneous projective coordinate,this paper presents a researches of the dual of projective space and reveals the essence of dual fundamentals of projective space the same coordinate represents both point and plane,and there is a dual relation in the point and plane.

射影空间是对偶结构，用齐次射影坐标研究了射影空间的对偶原理，从而揭示出射影空间里互相对偶的点与平面的坐标之间的内在联系

The expression of cogging torque is deduced on dual-stator permanent magnet synchronous machine, and the influence rules of the resulting cogging torque are analyzed with the change of relative angle between dual stators. The relation between cogging torque amplitude and the relative angle between dual stators is investigated. Finally, simulation verification is conducted based on finite element method.

针对双定子永磁同步电机，推导了内外定子及其合成齿槽转矩的解析表达式，分析了内外定子相对位置变化对合成齿槽转矩的影响规律，着重研究了合成齿槽转矩幅值与内外定子相对位置的关系，最后用有限元方法进行了仿真验证。

W anka studied two kinds of dualproblem in finite dimensional space,namely,an extended Fenchel type and FenchelˉLagrange dual based on the conjugate theorem in convex optimization problem.The latter is a"combination"of the classical Fenchel dual and Lagrange dual,which are based on perturbation theory.Then they introduced a constraint qualification whose fulfillment is sufficient in order to guarantee strong duality.

W anka利用有限维空间中凸优化问题的共轭理论，研究了两类对偶问题，即广义Fenchel对偶问题和FenchelˉLagrange对偶问题，后者是经典Fenchel和Lagrange对偶问题的组合，二者都是在扰动理论基础上产生的，还提出了一个约束条件保证其凸优化问题中强对偶成立。

Performance of dual-polarization SARs to distinguish three basic scattering mechanisms from an isotropic surface, a dipole, and an isotropic dihedral is studied theoretically. Performance of dual-polarization SARs to identify the eight scattering mechanisms inside the feasible region in H-αplane is analyzed, and a feasible division of H-αplane for HH-VV dual-polarization SAR is obtained in an experimental manner.

推导了双极化H-α平面有效区域的边界，从理论角度研究了双极化SAR对各向同性表面、偶极子和各向同性二面角三种基本散射的识别能力，通过实验分析了双极化SAR对H-α平面有效区域内八种基本散射机理的识别性能，并给出了HH-VV双极化H-α平面的一种可行划分方式。

Refers to the port in an FDDI topology which connects the incoming primary ring and the outgoing secondary ring of the FDDI dual ring. This port is part of the dual attachment station or a dual attachment concentrator.

指FDDI拓扑中的端口，连接FDDI双环结构中的输入主环和输出辅环。A端口是双连接站点或者双附加配置集中器的一部分。

On the basis of a unified definition of the dual operation and theself dual operation, the connection s of the su(2,2｜1) main cluster was used as the fundamental field variables to construct the self dual Lagrangian of conformal supergravity.

利用内外指标的对偶运算及自对偶运算的统一定义，将su(2 ，2 |1)主丛联络作为基本场变量来构建自对偶的共形超引力拉氏函数。

The TST was applied to multi-scaling vector to increase it's approximation order, and with PR condition, the dual of transformed multi-scaling vector was obtained. Then the special TST was taken for this dual, the dual of original multi-scaling vector with higher approximation order obtained, finally the multi-wavelet function with higher vanishing moment maybe constructed.

我们先对已知的尺度向量进行双尺度相似变换，以提高其逼近阶，再求出变换后的尺度向量的对偶，对这个对偶再进行特定的双尺度相似变换，就可得到原尺度向量的有高逼近阶的对偶，从而可能得到具有高阶消失矩的多小波函数。

Is located in a prosperous economy, beautiful scenery of the Yangtze River Delta, Wuxi city core, at present the company covers an area of more than 30,000 square meters, more than 150 employees, the company with "honesty, quality win" business management concept, the competition has become the most powerful dual-curing machine parts, spare parts for the specialized production enterprise and curing a variety of dual-mode, one machine manufacturing enterprises in recent years and manufacture of dual-tire vulcanizer of OEMs and tire plants have close co-operation, product all over the country, sold at home and abroad.

江阴市长润机械制造有限公司位于经济发达、景色秀美的长三角核心城市无锡，目前公司占地面积30000多平方米，职工150多人，公司以"诚信为本，质量求胜"的经营管理理念，在竞争中脱颖而出，目前已成为国内最具实力的双模定型硫化机部件、备件的专业化生产企业和各种双模定型硫化机制造企业之一，近几年与制造双模轮胎定型硫化机的主机厂和轮胎厂有着紧密的合作，产品遍及全国，远销海内外。

Company specializing in the production of a variety of dual-tire curing press of a variety of components and spare parts, production of various specifications of dual-mode vulcanizer tire vulcanizing machine and hydraulic machine body, to undertake a variety of domestic, import dual tire vulcanizer repair, installation, debugging, transformation of the old models of domestic and imported machine business transformation.

公司专业生产各种双模轮胎定型硫化机的各种部件和备件，生产各种规格双模轮胎定型硫化机整机及液压硫化体整机，承接各种国产、进口双模轮胎定型硫化机修理、安装、调试、老机型改造和进口机的国产化改造业务。

Apply those properties to find the self-dual code of length 66, we got new extremal self-dual [66,33,12] code with β=32 for w1 and at least 50 inequivalent extremal self-dual [66,33,12] codes with .

我们推广Harada[4]的一个建构自对偶码的定理，Harada[4]的方法在[2n，n]， n为偶数的条件下方可成立，而我们推广出的定理可以适用於n为奇数的情况。

The Porsche Owner: But it's my car!

可，这是我的车呀。

LOX_83}{Oh, another bunch of wackos.

{LOX_83}{呃，又一群怪人。