查询词典 sampling methods
- 与 sampling methods 相关的网络例句 [注：此内容来源于网络，仅供参考]
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Methods With stratified cluster sampling method,2 519 students were questionnaired in Anhui province.
采用分层整群抽样方法，对安徽省2519名中小学生进行问卷调查。
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Methods Stratified cluster sampling was used to investigate villagers with questionnaire.
采用分层整群随机抽样方法，对家中有流动人口的村民进行调查。
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Methods : A questionnaire survey was conducted among 411 medical staff in 15 departments by stratified cluster sampling.
采用分层随机整群抽样方法，对我院15个部门中的411在职医务人员进行问卷调查。
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Methods｜ 10 106 children under 5 years old were selected by cluster sampling.
方法按照分层整群抽样的方法，抽取5岁以下儿童共10 106人，进行营养知识问卷，测量身高、体重。
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Methods The cluster sampling method was used to select students and the investigations were carried out through uniform questionnaires.
采用整群抽样的方法，使用统一的调查表，每年对辖区内高中学生的艾滋病知识知晓情况进行调查。
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Methods A cross-sectional study was conducted on 1 870 medical college students who were sampled by cluster sampling method.
采用整群抽样方法，对安徽医科大学1 870名大学生进行现况调查。
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Methods:Baseline survey was done for 540 children aged 4~5 years with cluster sampling.
使用整群抽样的方法对4～5岁540名儿童进行基线调查后，对整个社区的儿童分完全干预和有限干预两组进行了心理干预，并调查干预1年后的效果。
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Methods questionnaire survey of 3 500 college students by random cluster sampling.
采用整群抽样抽取3 500名学生，对调查对象进行疾病诊断及影响因素问卷调查。
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Methods The stratified cluster sampling was used to research 395 college students of Huangshan college by questionnaires.
采用分层整群抽样方法对安徽黄山学院395名大学生进行网络行为问卷调查。
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Methods: The survey were designed by stratified cluster sampling.
方法采取分层整群抽样的方法。
- 推荐网络例句
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By the time of its fall, most of the prisoners were writers who had written against the corruptions of the government.
到它被攻陷的时候，里面多数的犯人是写了反对政府贪污文章的作家。
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The most obvious variation to ovum morphological character was that the color was changed from light green to sepiaceous in embryonic development, and all the ovums were almost hatched after 96h.
在胚胎发育过程中卵的形态特征最明显的变化是颜色从淡绿到深褐色，卵在发育96h后卵基本全部孵化。
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There was a conflict between plebs and patricians in ancient Rome in 494BC.
在公元前494年，罗马发生了一次平民反对贵族的斗争。