查询词典 dimensional equation

The selection rules for electron-photon interaction in a two-dimensional electron gas (2DEG) in the presence of the Rashba spin-orbit interaction and quantizing magnetic fields in InGaAs/InAlAs-based spintronic system have been studied based on the semiclassic Boltzmann equation.

基于半经典玻尔兹曼方程的方法研究了InGaAs/InAlAs 系统中电子在Rashba自旋轨道耦合相互作用和外磁场作用下二维电子气(2DEG)的磁光吸收谱以及选择定则。

This genetic algorithm to solve a simple equation of the high-dimensional approach to understanding the genetic algorithm will be used for re...

此遗传算法实现了简单的求解高维方程的方法，对理解遗传算法有一定的借鉴意义。

This genetic algorithm to solve a simple equation of the high-dimensional approach to understanding the genetic algorithm will be used for reference.

详细说明：此遗传算法实现了简单的求解高维方程的方法，对理解遗传算法有一定的借鉴意义。

In Chapter two, it is given of the three-dimensional boundary element and the boundary element space, Sobolev space for the contact boundary element problem with friction; it is proved of existence and uniqueness of the solution by variation inequality for the contact Boundary Element Method matrix equation under two kinds of condition that the contact zone is fixed and the contact zone is increasing along with the load; it is given of the expressionfor the error of the exact solution and the boundary element solution.

第2章，给出三维边界单元及边界元空间、有摩擦接触边界元问题的Sobolev空间，利用变分不等式证明了不变接触区和随载荷可变接触区两种情况下的接触边界元法矩阵方程解的存在唯一性，给出了准确解与边界元解的误差表达式，还证明了三维弹塑性摩擦接触问题凝缩矩阵解的存在唯一性，为三维弹塑性摩擦接触边界元法奠定数学基础。

Result: 1. The method of arc-needle injection with 131I-iodinated oil step-by-step sector-shapely improved obviously the drug distribution, comparing with routine linearity injection. 2. SPECT image reconstruction detect 131I-iodinated oil three-dimensional distribution quantitatively. 131I-iodinated oil metabolism equation may obtained by continuous measurements, in order to calculate absorption dose of p particle at target. 3. ZT glue lengthens obviously 131I-iodinated oil retention in mouse local subcutis and rabbit liver which can rise local radiation effect, decrease injury at normal tissue.

结果：1、弧形针分段扇形注射~(131)I-碘化油，比常规使用的线性注射明显改善药物弥散均匀度。2、SPECT断层扫描定量检测~(131)I-碘化油的三维分布，连续测量建立~(131)I-碘化油的代谢方程，并计算~(131)I对靶区的β辐射贡献的吸收剂量。3、ZT胶明显延长~(131)I-碘化油在大鼠皮下、兔肝脏内的滞留。

In order to find out an accurate and practical soil water movement simulation method for infiltration irrigation management, in this paper, investigations of field subirrigation using a rubber-based porous pipe were carried out, and Green-Ampt Model and Philip Method for solving one-dimensional Richard Equation were used respectively to simulate the soil water movement in perpendicular and horizontal directions.

为了寻找一种准确实用的土壤水分运动模拟方法用于指导田间渗灌，该文对一种橡塑渗灌管田间渗灌过程进行监测，并采用Green-Ampt积水入渗模型和一维水平吸渗模型Philip解法分别对渗灌过程中土壤水分在垂直和水平方向的运动进行模拟，通过与田间实测值对比，检验模型的适用性。

According to this algorithm, the target motion in three-dimensional space is described by a nonlinear state equation, including tangential and normal accelerations.

在分析雷达对远距离机动目标跟踪速度精度要求和存在困难的基础上，提出了一种提高三坐标雷达速度估计精度的滤波算法。

Based on the model, the gas non-dimension Reynolds equation is listed and studied by the two-dimensional Taylor formula and limited difference method.

根据模型，列出了簧片下气体运动的无量纲雷诺方程，并利用二维泰勒展开式和有限差分法对其进行了分析。

However, when the quotiety of the equation F=0 makes orthogonality change, such as rotation、translation and symmetry, the form of dimensional surface can/t be changed.

A的符号差为±1，即a，b，c中有一个异号时，方程(*1)表示锥面(右图1)。

For one-dimensional mesoscopic metal rings system in external magnetic field, supposing the system has a symmetry under translation in charge space, the quantum current relation in mesoscopic metal rings is given by solving the eigenvalue equation of the current, the property of quantum current have been investigated and analysed.

针对处于外磁场中的一维介观环系统，假设在电荷空间中具有变换的对称性，通过求解电流算符的本征值方程，给出系统中的量子电流关系，分析和研究一维介观金属环中量子电流的性质。结果表明，量子电流不仅与外磁场、介观金属环参数有关，而且还明显地依赖于电荷的量子化性质

For a big chunk of credit-card losses; the number of filings (and thus charge-off rates) would be rising again, whether

年美国个人破产法的一个改动使得破产登记急速下降，而后引起了信用卡大规模的亏损。

Eph. 4:23 And that you be renewed in the spirit of your mind

弗四23 而在你们心思的灵里得以更新