The expressions of the molecular weight distribution function and the average degrees of polymerization have been derived, and four special cases were discussed.
求得了分子量分布函数和平均聚合度的解析表达式,并讨论了四种特殊情况。
Carry on the arrangement through the introduction bivariate distribution function to a pair of sector weight, thus determines a series of weights relatively important sector the order.
通过引入二元分布函数对一对区间数权重进行排序,从而确定一系列权重相对重要区间的次序。
When multiple outliers occur in linear regression model or the distribution of residuals is not normal, we can use residuals rank as weight function to get some resist estimator.
线性回归模型的误差项不服从正态分布或存在多个离群点时,可以将残差秩次的某些函数作为权重引入估计模型来减少离群点的不良影响。
An introduction is Made of the method of using the weight of probability density function of error distribution law to conduct anti-error estimation.
文中主要介绍了利用误差分布律概率密度函数定权来进行抗差估计的一种方法。
The equivalent weight function in robust estimation is usually constructed by the statistics of normal distribution. The critical values are often fixed by experience.
抗差估计等价权函数一般由正态分布统计量构造,其临界值(或称准则)一般由实际经验确定。
Satellite optimum bands for underlying surface classification were selected by using weight function spectra distribution, optimum index function (OIF) and the usages channels of MODIS.
根据权函数谱分布以及最佳指数函数(OIF)并结合卫星通道用途,最终得到用于下垫面分类的卫星优化通道选择结果。
The effect of the end group on the weight fraction of the individual mono-disperse species both for the experimental UV response data and the theoretical distribution function was discussed.
讨论了端基对实验的紫外吸收响应以及理论的链长分布函数中各个半分散组分重量分数的影响。
An infinite range of height increments is available within lift strokes, and units function smoothly regardless of uneven weight distribution.
可以在提升行程上无限的增加高度,和单位参数,无论重量分配平均与否。
Fuzzy weight function algorithm is used for optimization, but it suffers a shortcoming of sawtooth dose intensity map distribution.
模糊权重算法是一种优化算法,但该算法存在一个缺陷——剂量强度图谱分布上有锯齿现象。
By designing the different dormant time distribution function, so as to represent the different distribution functions arising from the molecular weight distribution of polymer chain.
通过设计不同的休眠时间分布函数,以此来考察各不同分布函数所产生的聚合链的分子量分布情况。
By designing the different dormant time distribution function, so as to represent the different distribution functions arising from the molecular weight distribution of polymer chain.
通过设计不同的休眠时间分布函数,以此来考察各不同分布函数所产生的聚合链的分子量分布情况。
应用推荐