系数问题

词组短语

coefficient problem

与系数问题相关的网络例句 [注：此内容来源于网络，仅供参考]

Second the power coefficient of the group multiple layers multiple goals is investigated and the method of the point estimation method is improved.

其次，在研究群体多层次多目标决策支持中的权系数问题时，改进并实现了群体多目标权系数的点估计方法。

The power coefficient of the group multi-layer decision support system is investigated. Considering the factor of the group, the point estimation way is improved and realized.

3研究了群体多层决策支持系统中的权系数问题，讨论了复杂工业过程决策支持系统多目标分层的必要性，考虑到群体因素的作用，改进并实现了群体多目标权系数的点估计方法。

The self-mixing effect of laser diode including the self-mixing model, the problem offeedback coefficient, measure principle was studied. The characteristic of theVCSELs seismic acquisition system was studied by experiments.

讨论LD自混合效应的原理，包括自混合的模型、反馈系数问题和测量原理；之后讨论了VCSELs的调制特性，通过实验研究了VCSELs地震波测量系统的特性。

A numerical calculation program is written up for the various solution methods in this paper and the program is being used in various aspects of inverse problem of environmental hydraulics, including inverse problem in reverse process of one-dimensional unstable diffusion, inverse problem in reverse process of convection-diffusion, inverse problem for the dispersion coefficient in water quality model, The inverse problem of coefficient identification for nonlinear Boussinesq equation, parameter identification inverse problem for water quality model, the inversion of parameter of BOD-DO water model, the inverse problem of the source of convection-diffusion, identification of the steady-state permeability for two dimensional isotropic medium, two-dimensional steady inverse problem of convection-diffusion and parameter identification inverse problem for two-dimensional parabolic equation, etc.

对本文提出的各种算法，编制了数值计算程序，并把它应用于环境水力学反问题诸多领域，包括污染物一维非恒定扩散逆过程反问题，对流扩散方程逆过程反问题，河流水质纵向弥散系数反问题，非线性Boussinesq方程反问题，河流水质多参数识别反问题，BOD-DO水质模型参数反演问题，对流—扩散方程源项反问题及二维恒定各向同性介质渗透系数反问题，二维定常对流——扩散方程及二维抛物型方程参数控制反问题等。

The dissertation aims on the research of the dynamic factor of hoisting.

本文还着重研究了岸桥的起升动载系数问题。

First of all,we have given some of the basic concepts of differential equations, described the constant coefficient linear ordinary differential equation solution, for a class of second-order variable coefficient linear ordinary differential equation initial value problem, an approximate solution, the method is first unknown function of a definition for N sub-interval, and then in between each district within a constant coefficient ordinary differential equations similar to the replacement, the solution has been the problem as similar to the original analytical solution, and then gives a detailed second-order change order coefficient of linear homogeneous ordinary differential equation solution examples, the examples of the approximate method proposed in this paper is valid.

首先给出了微分方程的一些基本概念，讲述了常系数线性常微分方程的解法，针对一类二阶变系数线性常微分方程初值问题，提出了一个近似解法，本方法是先对未知函数的一个定义区间作N等分，然后在每一个小区间内用一个常系数常微分方程近似替换，所得到的解作为原问题的近似解析解，随后详细给出了一个求二阶变系数齐次线性常微分方程的解的实例，该实例说明本文提出的近似方法是有效的。

It is recommended to take the ratio of the root-mean-square power and the mean power, instead of the ratio of the thermocurre...

最后讨论了合理负载系数问题，认为"大马拉小车"并不是电动机效率低的主要原因。

So, in this paper, a circular cavity witha large radius is used to replace the straight boundary of thehalf space, then the half space problem can be changed tothe scattering problem of two circular cavities to the steadyincident P-wave . Having the aid of the mature cylinderfunction theory, the general solutions of the wave functionscan be given, and an infinite linear algebraic equations ofthe unknown coefficients in the wave functions can be gottenwith the boundary conditions and the Fourier complex seriesexpansion technology, the infinite linear algebraic equationscan be approximately solved by the finite trunction withsatisfying some definite precision, at the basis of thissolution of the equation, the variations and the lay-outs ofthe DSCF at the circular cavity boundary vs. the differentincident angles, the different embedded depths of thecircular cavity as well as the different dimensionless wavenumber of the incident P-wave.

为此，本文采用一个半径很大的圆孔来代替半空间的直边界，将该半空间问题转化为一无限大空间中两个圆孔对稳态P波的共同散射问题，借助于成熟的柱函数理论，通过写出问题波函数的一般形式解，利用问题的边界条件，并采用复数傅立叶级数展开技术将其化为一个仅包含问题波函数中未知系数的一无穷线性代数方程组，在满足一定计算精度的前提下，通过有限项截断进行近似求解，进而讨论了圆孔边界处的动应力集中系数随不同入射角、不同的圆孔掩埋深度、入射波的不同无量纲波数以及介质的泊松比变化和分布情况。

But the reflection factor is in a standard filter important coefficient, but uses the alternative means to be very difficult to guarantee front and the retroreflection coefficient value is smaller than 1, and is unable to obtain its correlation function precisely, especially has this kind of serious problem in linear prediction coding equisignal processing, the BURG algorithm can in then be able to determine from the very beginning its exponent number and the transmittance have then overcome a limit question.

而反射系数是格型滤波器中的一个重要系数，而采用其他方法很难保证前向与后向反射系数的值小于1，并且无法精确得到其相关函数，尤其在线性猜测编码等信号处理中存在着这种严重问题，BURG算法能在一开始便能确定其阶数和传递系数便克服了着一限制问题。

As same as the above-mentioned reason, because theconditions at the inside straight boundary of the binarycomposite material can not be easily satisfied, here, anelastic circular inclusion with large radius is used to replacethe upper half space of the binary composite material, so the〓mary binary composite mater ial problem can be changed〓the scattering problem of a circular elastic inclusion andto the scattering problem of a circular eastic inclusion and〓circular cavity in an infinite space to the steady incident〓wave.

与前面两个问题的理由一样，同样，由于问题中双质复合材料的内部直边界上的边界条件不易解析满足，为此，本文采用了一个半径很大的弹性实夹杂来代替问题中双质复合材料的上半空间部分，而将原来的双质复合材料问题转化成了无限大空间中一圆形弹性夹杂和一圆孔对稳态P波的共同散射问题，根据该问题的特点写出了弹性夹杂内外波场中波函数的一般形式解，利用该问题中夹杂和圆孔处的位移和应力的连续条件，并采用复数傅立叶级数展开技术将其化为一个仅包含问题波函数中未知系数的无穷线性代数方程组，在满足一定计算精度的前提下，通过有限项截断进行近似求解，进而讨论了双质复合材料中圆孔边界处的动应力集中系数随不同入射角、圆孔的不同位置、以及入射波的不同无量纲波数的变化和分布情况。

与系数问题相关的网络解释 [注：此内容来源于网络，仅供参考]

activity coefficient：活度系数

式中(称为活度系数(activity coefficient)或活度因子,它表示了溶液中离子间相互吸引和牵制作用的大小. 活度系数的大小与离子浓度,尤其是离子电荷数有关. 为了更好地说明这一问题,引入了离子强度(ionic strength)的概念,并定义为:严格来说,

Cauchy problem：柯西问题

在这本书中作者就是对具有不同系数的线性抛物方程求解,方法主要是通过对柯西问题(Cauchy Problem)的基础解的重新组合构建来做,这里柯西问题的基础解是由一些经典levi方法的修正算法所得.

coefficient problem：系数问题

coefficient of viscosity 粘性系数 | coefficient problem 系数问题 | coefficient ring 系数环

coefficient ring：系数环

coefficient problem 系数问题 | coefficient ring 系数环 | coercive operator 强制算子

communality：共同性

可使用各题项分数与总分之间的相关系数衡量,相关系数达0.5以上即可谓效度极高.本研究以因素分析结果之共同性(communality),来检定建构效度,结果发现各问题项目的效度大致可以被肯定.本研究以因素分析结果之共同性(communality),来检定其建构效度,

multiple correlation coefficient：多重相关系数

multiple arc 多重弧 | multiple correlation coefficient 多重相关系数 | multiple decision problem 多重判定问题

correlation：相关系数

交互作用代表了问题与问题之间的互相交叉作用. 交互作用常常比主因子作用更为重要,因为交互作用能扩大与缩小主因子作用. 一份调查报告若能对这两种作用都能进行分析,那将是完美的. 题号 内容 平均值(Average) 相关系数(Correlation)

multiple decision problem：多重判定问题

multiple correlation coefficient 多重相关系数 | multiple decision problem 多重判定问题 | multiple edge 多重棱

electron gas：電子氣體

第二个问题就是在导热传导系数的时候,他是假设电子气体(electron gas)的移动行为和理想气体一样,进而导出热传导系数(thermal conductivity)= knλ/2,式中k是波兹曼常数,n是电子的单位体积的粒子数目,也就是电子的密度,

inbreeding coefficient：近交系数

这都会牵涉到近亲的问题.这一段主要的是叙述当大洪水来时,地球上只剩下诺亚(Noah)和他的太太,还有他们的三个儿子Shem, Ham和Japheth还有他们的太太们!然后在根据圣经上的叙述做出血统书!近交系的近交系数(Inbreeding coefficient)应大于99%.