查询词典 basic variable

In the research on the influence of group genre, family, school, community, internet and accompanier were selected as variable and relative affectionateness level was chosen as research tool. Multianalysis was adopted to present the basic trait of junior middle school students\' intercourse and its impact on social cognition. There are founds as follows.

在群体类型影响力研究中，选取家庭、学校、社区、网络和同伴作为群体类型的基本变量，并以家庭亲情水平等问卷为研究工具，运用多元回归分析法呈现当前初中生群体交往的基本特征及其对社会认知的影响。

In this paper, the overall design scheme of one assault rifle prototype with double cyclic systems and variable firing rate is illuminated in brief and the related analytical models of one DOF and two DOF by the basic theory of dynamics of multi-rigid-body system is established. The calculating analogue program in VB computer language for analyzing the movement regularities of floating body of the assault rifle prototype with some universal property and function of man-machine conversation is completed. The comparison between the calculating results and the experimental results is conducted also.

本文对某步枪双循环变射频发射原理样机方案进行了简单的说明，应用多刚体系统动力学基本理论建立了原理样枪的一自由度和二自由度动力学分析模型，用VB编写了具有一定通用性和人机对话功能的自动机运动规律分析计算程序，并将计算结果与试验结果进行了比较，验证了数理模型的正确性。

The basic idea is to set a continuous solution of the region with a finite number of discrete points instead of a grid consisting of, these discrete points called grid nodes the solution of a continuous area on a given function of continuous variables used in the definition of discrete grid variable function approximation the original equation and boundary conditions in the micro-business operators to approximate differential, integral with the points and to approximate, so the original differential equations and boundary conditions are replaced by algebraic equations near Side, that is, finite difference equations , solve this equation group can get the original problem in discrete points on the approximate solution.

基本思想是把连续的定解区域用有限个离散点构成的网格来代替，这些离散点称作网格的节点；把连续定解区域上的连续变量的函数用在网格上定义的离散变量函数来近似；把原方程和定解条件中的微商用差商来近似，积分用积分和来近似，于是原微分方程和定解条件就近似地代之以代数方程组，即有限差分方程组，解此方程组就可以得到原问题在离散点上的近似解。

Introduced a graphical method ﹑ simplex method ﹑ artificial variable ﹑ dual simplex method and the solution of several basic advantages and disadvantages. Some of the basic methods of improvement.

介绍了图解法﹑单纯形法﹑人工变量法﹑对偶单纯形法几种基本解法及其优、缺点，以及对几种基本方法的改进。

Introduced a graphical method ﹑ simplex method ﹑ artificial variable ﹑ dual simplex method and the solution of several basic advantages and disadvantages.

本文初步阐述了线性规划产生的历史背景，发展概况，从线性规划问题问题出发，建立相应的数学模型，进而对线性规划有了更理性、更深层的认识。

This paper presents a method for getting initial basic feasible solution of linear programming problem with an artificial variable,comparing with a traditional two-stage way ,it has low computation amount and needs less memory cells for computing,and improve two-stage way simple method.

提出了一种通过对线性规划问题增广矩阵的初等行变换后，引进一个人工变量即可求得初始基可行解的方法，该方法与传统的两阶段法相比，具有计算量小且占有存储空间少的特点，从而简化了二阶段单纯形法。

Basic part variable structure was determined by recursive subdivision of the basic part structure.

通过零件基结构的递归细分，获得零件变异基结构。

A variable-step modified Euler time integration method is proposed and analyzed. Four major factors that affect the efficiency of the variable-step modified Euler time integration method are discussed. These include stability and accuracy analysis for the damped fix-step modified Euler integration formula, adjustment method of the fix-step basic integration formula to accommodate step-size changes, suitable range of the step-size selection strategy based on truncation error concept and development of the step-size selection strategy based on apparent frequency concept to satisfied the specified error bound and stability condition.

提出了变步长修正Euler时间积分法，详细讨论了影响变步长修正Euler时间积分算法效率的四个主要因素，它们包括：有阻尼问题的修正Euler法的稳定性和精度分析，调整固定步长的基本积分公式使之容纳步长大小变化的研究，基于截断误差概念的步长大小选择策略适用范围的讨论，同时满足规定误差界和稳定性条件的、基于表观频率概念的步长大小选择策略的建立。

Based on the basic reliability computation, established the relationship between the load effect and basic stochastic variable dealing with statistical features of variables,and then established the state equation of limit.

基于可靠度基本理论，考虑变量的随机特性，建立荷载效应与基本随机变量之间的关系，建立极限状态方程，在此基础上进行拱坝的拱座—重力墩的抗滑稳定可靠度分析，计算其可靠指标β。

The article briefly introduce the basic structure, the way of design and calculation, material and lubricate of the frication type variable speed drives, and taking them as the theory basis of the design of mechanical variable speed drives.

本文简要介绍了摩擦式机械无级变速器的基本结构、设计计算的方法、材质及润滑等方面的知识，并以此作为本次无级变速器设计的理论基础。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。