查询词典 variable density system

There is not any significant association between the size of a firm in cluster as a control variable and the adoption of electronic commerce. Neither is the other control variable, industry sort.

组织规模和产业类别作为控制变量，对集群企业电子商务的采纳没有显著性影响。

The coefficient of determination, r^2 measures the proportion of the total variation in the value of one variable that can be explained by variations in the value of the other variable.

可决系数 r^2，表示一个变量的变化可以用 r^2%的另一变量变化来解释。

In order to determine the principal factors and characters, which affect industries evaluation and development, the paper builds character variable of regression coefficient and using the character variable classify industries.

进一步通过建立回归系数特征变量，分析不同行业的回归系数，并确定影响行业发展与评价的主要因素及特征，根据其特征将行业进行分类。

Even within a hierarchy level such as DRAM, the specific row, column, bank, rank, channel, or interleave organization of the components make the access time variable, although not to the extent that rotating storage media or a tape is variable.

即使在一个层次的水平，如内存，具体的行，列，银行，职级，渠道，或交错的组织成分使存取时间变量，但不转动的范围内存储介质或磁带是可变的。

Using an aggregation matrix with full column rank to map the on-line optimization variable sequence into a new one, the number of on-line optimization variables is cut down without reducing the control horizon. A sufficient condition is presented to check whether the control variable sequence can be aggregated.

通过一个列满秩的集结矩阵将维数较小的控制变量序列映射成在线优化变量序列，在不缩短控制时域的情况下，降低了在线优化变量的个数。

The expressions of multiple complex variable flexure stress function of a infinite plane with arbitrary holes are derived by using the theory of complex variable functions and multiple conformal mapping transformation.

应用弹性力学复变函数理论，采用多保角变换方法，推出了含有任意多孔无限大平板弯曲或者扭转的多复变量弯曲应力函数表达式。

The examples indicate that the algorithm has strong pertinence and high efficiency, hi the discrete variable optimization, the problem is solved in the relative quotient method On the base of analyzing the relative quotient method, the conjugate gradient direction is used to modify the old search directions, the iterative matrix of the algorithm, and the method to resolve the discrete variable optimization, the relative conjugate difference quotient algorithm is presented.

离散变量优化算法是从相对差商法开始的，在详细分析相对差上法的基础上，用共轭梯度方向修正原有的搜索方向，并对算法的迭代矩阵进行相关的修改，最终形成一种用于求解离散变量优化问题的RCDQ法。

Here it is used to make sure that we return the constant 1 only if the name of the variable being derived is the same as the derivation variable v.

其次是通配符：_ 。

The text introduces the probability of random events and issues of counter-examples; discrete random variables related to the distribution and continuous random variable distribution of counter-examples; independence and related issues in the Phase capacitive on the counter-examples; number of characteristics of the random variable The counter-examples of; parameters estimates and assumptions in the anti-testing case of problems.

该文主要介绍了随机事件及其概率问题中的反例；有关离散型随机变量分布和连续型随机变量分布中的反例问题；独立性与相关性相容性问题中的反例介绍；有关随机变量数字特征的反例探讨；有关参数估计与假设检验中的反例问题。

Cumulative link model is a useful tool when independent variable is continuous and dependent variable is discrete.

积累线性模型是处理自变量为连续变量、因变量为离散变量时的常用方法。

Chimborazo and Cotopaxi, took me by the hand.

越过琴博腊索山和科托帕克西山。

This car is in a good condition.

这辆车的状况很好。