查询词典 Boole function

A universal analytic potential energy function is derived using the cosine function with a phase factor,which is suitable to be applied to the interactions between two atoms in a molecule or molecule and ion.5 kinds of common potential curves are obtained by adjusting phase factors.

利用一种带相位因子的余弦函数，导出了适用于双原子分子或分子离子间相互作用的普适性解析势能函数，通过调节相位因子可获得5种常见形态的势能曲线。

Objective function of son system is yearly cost; Objective function of overall system is NEPV.

子系统的优化目标函数是等额年费用；总体优化的目标函数是财务净现值。

That is, direct search methods for unconstrained optimization depend on the objective function only through the relative ranks of a countable set of function values.

那就是说，无约束优化的直接搜索法仅仅依赖于通过可数集的函数值的相关阶的目标函数。

Meanwhile, in order to fix defect of former methods, an optimal source array weight matrix is presented to estimate Green's function matrix by analyzing the estimation covariance of Green's function matrix.

同时指出了现有方法存在的不足，并在此基础上通过研究格林函数矩阵的估计协方差，提出了一种最佳估计算法。

Using this empirical covariance function in forest areas, one may obtain a same result as using a covaricnce function estimated from real data.

初步结果显示：应用此经验协变方函数对於森林地区，和以实际资料推估所得协变方函数计算成果的精度相当。

Then, combined with spherical-harmonic spread formula and Tscherning/Rapp experiential covariance function, a new covariance function estimation method is created, whose configuration capability is tested and analyzed.

第七章概括了本文研究的主要内容，结合似大地水准面精化的要求和本文研究内容，介绍了本文力求解决的关键问题，并简要阐述了似大地水准面精化的未来发展趋势。

This PPT introduces covariance function and its formula for calculating the variation function and its formula, Kriging interpolation process, and finally given an example based Kriging interpolation.

详细说明：本PPT介绍了协方差函数及其计算公式，变异函数及其计算公式，克里格插值方法的过程，最后给了一个基于克里金插值的实例。

In this paper,we will introduce semi-continuous function and prove a piece of valuable nature about semi-continuous function with the theorem of finite covering .

本文介绍了半连续函数的定义并利用有限覆盖定理证明了上半连续函数有上界的这一重要性质，从而推广了上半连续函数的某些性质并给出相应的证明

A theory of cross correlation function s is developed in this paper that the cross correlation function s can be expressed as summations of decaying sinusoids as the impulse response functions under white noise excitation.

对互相关函数理论的进一步发展作了详细推导，探索出一条将互相关函数理论同多种经典模态分析方法相结合进行环境激励下模态分析的方法。

According to this theory, hardware was made; the experiments showed different flow case brought different cross correlation function, when the distance of two sensors within 0.5～1. 5 diameter of the pipe, a sharp peak can be detected in the curve of cross correlation function, the frozen model is satisfied.

开展了互相关函数算法的研究，重点研究了极化相关算法，对该算法进行仿真研究；仿真结果与实验处理结果对比，得出只有将流动噪声信号量化为+1、-1时，极化相关算法可以得到准确的峰值位置。

A backer of an Afghan law that critics say legalizes marital rape has rejected the international outcry as foreign meddling.

饱受批评的一项法律的拥护者说合法化的婚内暴力不会受国际舆论的干涉。

Years ago, a ancient Egyptian fleet went to the Land of punt for seeking a kind of flavor named "myrrh", and aromatic plants which has dense exotic style for the queen Hatshepsut.

3500年前的一个古埃及的舰队到&彭特之地&寻找一种叫没药的香料。