randomized sampling的例句大全

methods the data of food consumption were collected by randomized sampling and an integrated evaluation of the food pattern was carried out according to the desirable dietary pattern ( ddp) of china.

方法采用随机抽样调查方法获取20世纪90年代徐州市城市居民食物消费资料，按中国期望膳食模式评分法（DDP）对膳食结构进行综合评价。

Methods: Cluster randomized sampling method for selecting subjectsand logistic regression were used to analyze these data.

方法: 采用分层整群随机抽样调查搜集资料,采用多序类回归分析筛选影响因素.

[ Methods] 4772 people were randomized selected by three-stage sampling method and surveyed by using a standardized questionnaire.

[方法]在松江地区4个镇1个街道共16万人口中随机选择4772名居民采用统一标准的调查问卷进行入户调查。

In this study, the leaf demography was implemented with the method of randomized branch sampling.

本研究中, 我们采用随机枝取样法,研究了东灵山地区辽东栎的叶群体的数量动态.