The expressions of the molecular weightdistributionfunction 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。
2
Carry on the arrangement through the introduction bivariate distributionfunction 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。
3
When multiple outliers occur in linear regression model or the distribution of residuals is not normal, we can use residuals rank as weightfunction to get some resist estimator.