查询词典 analytic function of several variables

The purposes of this study were:(1) to explore the relationship among students' cognitive and conation variables,(2) to explore the effect of cognitive/conation variables on students' learning performance, and (3) to group observations into clusters by cognitive/conation components.

本研究的目的如下：(1)了解四个认知成份变项与四个意动成份变项之关系。(2)探讨八个认知╱意动成份变项对国中学习表现的预测力。(3)探讨认知╱意动成份是否能将受试者区分成明显的集群。

Using GARCH（ 1,1 ） model with dummy variables in return equation and modified GARCH（ 1,1 ） model with dummy variables in conditional variance equation, the writer of this paper conducts an empirical investigation into the day-of-the-week effect on returns and volatility in open-end fund during the period of June 1,2003 and August 18, 2005 in China respectively.

运用均值方程含有虚拟变量的GARCH（1，1）模型和条件方差方程含有虚拟变量的修正的GARCH（1，1）模型，我们分别对2003年6月1日至2005年8月18日期间中国开放式基金收益的周内效应和收益波动性的周内效应进行实证研究，结果显示，在研究期间内样本基金收益及收益的波动性在周三这一天显著不同于其他交易日，即存在"周三效应"。

A p-value for the Pearson Product Moment Correlation smaller than 0.05 means the two variables are correlated; higher than 0.05 means variables are independent of each other.

皮尔逊积差相关的p值小于0.05意味着两个变量之间是相关的；p值高于0.05则意味着两个变量之间是不相关的。

Canonical correlation analysis also indicated that forest community structure variables were correlated significantly with light factors, and both were interacted with each other and correlated well with PCNM variables.

典型相关分析结果表明群落结构因子和光因子相关性显著，两者都与PCNM变量极显著相关且相互影响，表明群落结构和光因子都表现出显著的空间结构。

The true default risk depends on a number of variables which none of the market participants can observe directly. Furthermore, many of these hidden variables maybe correlated across obligors.

在此模型中，投资者仅有负债人违约风险真正大小的不完全信息，而真正的违约风险依赖于一系列不可观测的随机变量，并且这些变量在负债人之间是相关的。

Based on description method of damping motion in mechanical vibration, variables movement of generator are divided into two basic motion models: damping oscillation and critical damping motion. Detail methods of extracting damping parameters from simulation data is introduced to establish variable motion models. An approximate method is put forward to simulate low-frequency signal and generator response characteristic, from which motion models and damping parameters of main variables are obtained. The influences of oscillation amplitude, frequency and initial operating point of power system to the motion damping parameters are analyzed.

借鉴机械振动中阻尼运动的描述方法，将低频振荡下发电机主要变量的运动归纳为阻尼振荡和临界阻尼两种基本运动形态；介绍了从仿真数据提取阻尼参数建立参数运动模型的方法，实现对发电机振荡特性的量化分析；提出一种系统侧低频振荡信号的近似模拟方法，并应用于发电机响应仿真，获得了主要变量的运动模型和阻尼参数；分析了系统侧振荡幅度、频率以及初始工况对发电机功角振荡的影响。

Through analysis of system variables, system variables and the relationship between the operating system analysis and critical path analysis back links, a knowledge innovation project system operating model;on the four elements of technology assessment design analysis, research evaluation system built the basic framework.

本文对中国科学院开展知识创新工程在科技布局的调整和优化、组织机构调整以及运行机制改革与管理创新等方面取得的实际成效进行了实证分析，提出了相关的政策建议。

Demography deals with population variables,as well as the factors influencing these variables and their consequences.

人口学研究的内容是人口变量，以及影响这些变量的原因和变量的决定后果。

Finally,the correlation analysis was used for continuous variables andvariance analysis for dichotomization variables to analyze and check the factors' influence of declining scores of behavior scale.

对于连续型变量采用相关分析，对二分变量采用方差分析检验各因素对行为量表减分的影响。

The concept of topology optimization of truss structures with discrete variables including two kinds of variables and the relative difference quotient algorithm for discrete optimization are extended to the topology optimization of plate and shell structures composed by plate and shell elements.

将包含两类变量的桁架结构拓扑优化设计的概念及求解离散优化的相对差商法进一步推广到由板壳单元组成的板壳结构的拓扑优化，建立了包含两类变量的板壳结构拓扑优化设计模型，并采用相对差商算法进行求解。

Molecular Distillation is a kind of high vacuum distillation method, which is suitable for the separation of high boiling, heat sensitivity and viscidity products.

分子蒸馏技术是一种在高真空条件下进行的连续蒸馏过程，适合于分离高沸点、热敏性及具有生物活性的混合物。

They are to the Noughties what yuppies were to the Eighties .

那在六十年代是时髦的，但在八十年代肯定是过时了