two beam approximation是什么意思

网络释义

用法例句

Based on dynamic granulation principle,the concept of bidirectional approximation is proposed,some important properties are obtained.

基于动态粒度原理,提出双向近似的概念,获得双向近似的一些重要性质,并将其应用于决策表中决策规则的获取。

By using tight-binding approximation,all kinds of s in gle-walled carbon nanotubes are simulatedly heated from 300 to 4 000 K,and the ir stability is studied.

运用紧束缚近似分子动力学模型,模拟研究了各种单壁碳纳米管(SWCNTs)在300~4 000 K范围内的热稳定性。

We have developed a new approach to calculate the electronic structure of zinc-blend CdS quantum dots under the frame of tight-binding approximation (TBA), which is compared with the effective mass approximation (EMA).

在紧束缚近似下发展了一种新的计算方法 ,计算了闪锌矿结构CdS量子点的电子结构 ,并与有效质量近似作了比较 。

Bidirectional approximate reasoning based on distances of Vague set

基于Vague集间距离的双向近似推理

A Bidirectional Approximate Reasoning Method Based on a Distance between Vague Sets;

一种基于Vague集间距离公式的双向近似推理

An Approximate Algorithm for Combinatorial Double Auctions;

多物品组合双向拍卖模型及其近似算法

hyperbolic approximation

双曲线近似法[逼近法]

alternating direction explicit difference approximation

交替方向显示差分近似法

A Novel Approximation Algorithm for Calculating Three-Dimensional Radiation Patterns of Antennas;

天线三维辐射方向图的近似计算方法

A Derivative-free Algorithm Based on Approximate Descent Direction;

一个基于近似下降方向的免梯度算法

Approximate Approach to Train SVM on Very Large Data Sets

面向超大数据集的SVM近似训练算法

Approximation Accuracy Function of One Direction S-rough Sets and Its-Characteristic of Dependency

单向S-粗集近似精度函数和依赖特性

Research on Radially Polarized Gaussian Beam Beyond the Paraxial Approximation

对径向极化高斯光束超越近轴近似模型的研究

Raster Dataset projection transform based-on bilinear interpolation approximate grid algorithm

双线性插值近似网格的栅格数据投影变换

Research on the Quantum Transport of Coupled Double Dots in Mesoscopic Systems at the Level of Self-consistent Born Approximation

自洽玻恩近似下串联双量子点的量子输运研究

Application of Bi-evolution Strategies to Solving Polynomials Approximate Factorization

基于双群进化策略的多项式近似因式分解

first approximation

第一次近似;第一近似值;初步近似;一次近似值;一级近似;首次近似

Study on Modulated Crossed-Beam Near-Field Detection Thermal Lens;

横向双光束调制近场探测热透镜研究

Research of Bichromatic Reverse Nearest Neighbor Search for Spatial Objects

空间对象的双色反向最近邻查询研究

integral approximation

积分逼近[近似]法

molecular field approximation (: Weiss approximation )

"分子场近似法,魏近似法"