查询词典 method of potentials

The molecular structure and the electrostatic potentials at the midpoints of C-NO2 bonds and C-CH 3 bonds for seven nitrotoluene explosives were calculated by ab initio method.

利用HONDO程序包，采用从头计算法对硝基甲苯类炸药的分子结构及其C-NO2键中点的静电势进行了计算，讨论了硝基甲苯类炸药C-NO2键中点的静电势最大值Vmidmax与其实验撞击感度之间的关系。

While life cycle assessment offers a method to quantitively compare their environmental impact potentials and can be used to vote in the most suitable technologies together with help of operation cost analysis which includes disposal fee of air .

借助生命周期评价法来比较净化工艺的环境影响，同时在运行费用中考虑固废的最后处置的成本，结合实例定量地评价两种烟气净化工艺的优劣。

A method for the calculation of the ground potentials when the telecommunication equipment and other ground pipes buried metal pipes or metal sheathes of cables are influenced by the resistive coupling is suggested .

分析了层式土壤情况下强电系统与通信系统间的阻性耦合特性，给出了通信设备及其它地下金属管线或埋电缆的金属屏蔽体遭受阻性耦合影响时的地电位计算公式。

Firstly ,based on soil water conditions,water balance methods including the method of soil water balance and Zero Flux Plane areused ot simulate the soil water balance medel of the district researched ,and analyze the distribution of soil matric potentials and soil water content of different deep,then the models quantities are made discrete and Fortran programs are designed and implemented to calculate the crop water requirements.

首先，从土壤水分供水状况因素考虑，采用水量平衡方法，它包括大田水量平衡和零通量方法，模拟研究区大田水量平衡模型，分析研究区不同深度土壤水势和土壤含水量的分布。在此基础上，对平衡模型进行数值离散化，并通过 Fortran 语言编程计算作物需水量。

Using molecular dynamics method with many-body potentials, we have studied the thermal stability and melting process of platinum nanoparticle, and investigated its microstructure by common neighbor analysis methods.

本文采用分子动力学结合嵌入原子多体势，模拟了铂纳米粒子在升温过程中的热稳定性和熔化机制，并利用共近邻分析方法分析了它的微结构演化过程。

Objective To explore the best method of stimulation and record of facial nerve evoked potentials and its clinic values.

目的 探讨面神经诱发电位的最佳刺激参数和记录方法及临床应用价值。

ABSTRACT: Objective To explore the best method of stimulation and record of facial nerve evoked potentials and its clinic values.

目的 探讨面神经诱发电位的最佳刺激参数和记录方法及临床应用价值。

The vib-rotational interaction potentials of He-H2（D2, T2）system were fitted using the Tang-Toennies potential function and nonlinear least square method in a c.m. coordinate system.

运用Tang-Toennies势模型和非线性最小二乘法拟合构造了He与同位素分子H2(D2、T2、)在质心坐标系下的振转相互作用势。

In the light of the complex, high-level and non-linear feature of the mathematical model which describe the transport of the coalbed methane, this paper study the fully-implicit solving method of the mathematical model in detail. Based on the complexity of the algebraic equations which are formed eventually, according to the alternating direction implicit difference pattern, this paper use the iterative method and the fully main element Gauss-Jordan eliminating method to solve equations, which is to use the iterative method to determine coefficient matrix and use the fully main element Gauss-Jordan method to solve th linear algebraic equation group, at the same time of studying the solving method of the mathematical model, according to the devising requirement of FORTRAN77 program structure, this paper draw up computer program and form the corresponding computer model, and verify the validity and reliability of the model in theory by operating the model.

重点研究了模型内、外边界及有关参数的处理，针对描述煤层甲烷运移的数学模型是一个复杂、高阶非线性数学模型的特点，详细研究了模型的全隐式求解方法，根据最后形成的代数方程组的复杂性，按交替方向隐式差分格式，采用迭代与全选主元高斯约当消去法相结合的方法求解方程：即确定系数矩阵采用迭代法，求解线性方程组时采用全选主元高斯约当消去法，在研究模型解法的同时按FORTRAN结构化程序设计的要求，编制计算机程序，形成相应的CBMRS计算机模型，并通过模型的运行从理论上证明了模型的正确性与可靠性。

The description methods of natural scenery was studied based on fractal, that is, recursive method, L-system method, IFS and IFS description method was put forward based on sine or cosine. This method overcomes angularity and consistency of recursive method, L-system method and IFS, and the variety of fractal sculpting consequence can be added and the basis for the later research and the application was provided.

对基于分形的描述自然景物方法，即递归洪、L-系统法、IFS法进行了分析研究，在此基础上，提出基于正余弦的IFS描述法，该方法克服了递归法、L-系统法、IFS法等描述方法的生硬性和一律性，增加了分形造型结果的多样性，为以后的深入研究和应用提供了依据。

The work of this paper is as follows: 1. Looking back the progressing history of the linear motor, introducing the features of the elevator driven by linear induction motor, radicating the topic of this paper "the digital frequency variable control of the elevator bi-side direct driven by linear induction motor". The research of this paper covers the conventional VVVF control, space vector based VVVF control, vector control and DTC.

本文主要开展了以下几个方面的工作： 1 回顾了直线电机发展历史，电机的驱动技术演变，特别是针对直线电机的驱动，简要介绍了直线感应电机驱动电梯的优点和不同结构类型，对传统的v／f控制，基于空间矢量法的v／f控制，矢量控制，和基于电压空间矢量的直接转矩控制进行了比较，确立了本课题的研究主题：直线感应电机双边直推式驱动电梯的全数字变频控制。

The article combines with the treatment of a superficial civil air defense work to introduce how the grouting method to improve the performance of the backfill soil.

文章从治理漂浮人防工事的角度提出了注浆技术在改善回填土性质方面的应用，并详细阐述了注浆技术的施工流程。