查询词典 stratified

The subjects are 609 students sampled from a junior high school at Taipei County by stratified proportional random sampling method.

本研究以台北县某国中学生为母群体，采分层比例随机抽样方法，抽出样本609人。

The purpose of this study is to investigate the relationship among Perfectionism, Self-esteem and Depressive tendency of Adolescents. Questionnaire survey were utilized as the method of this study. Subjects consisted of 686 junior high school students and 612 senior high school students in Kaohsiung City, and they were selected by stratified proportional cluster sampling.

本研究旨在了解青少年完美主义、自尊与其忧郁倾向之相关研究，采问卷调查法，使用分层比例丛集取样的方式，以高雄市国中生686人和高中生612人为样本进行调查。

Methods Stratified random proportional sampling method was used to interview undergraduate students. Version 3.0 of the Composite International Diagnostic Interview of World Health Organization (WHOCIDI3.0) was applied for investigation.

应用分层按比例随机抽样的方法，采用世界卫生组织复合性国际诊断交谈表3.0(WHOCIDI3.0)对在校本科生进行访谈。

Methods: According to the principle of stratified proportional sampling, a total of 1605 adult subjects from 17 cities and their surrounding rural areas of China was measured by CWVDT.

自编中文字词识别测验，经条目筛选后采用分层比例抽样方法，在全国五个行政区17个大中城市及周边农村抽取样本1605例。

A data collection at the 3rd week of the postpartum period included 512 postpartum women. They were recruited in the study using proportional stratified quota sampling by birth rate from clinics and hospitals in Kaohsiung City in the southern part of Taiwan.

研究资料在产后第三周进行收集，以南台湾的高雄市医院和诊所的新生儿出生率为依据，采用比例性分层取样法，共计512位产妇参与本研究。

The survey conducted in Taiwan was designed using a multiple-stage sampling method that utilized the principles of probabilities proportional to size, stratified sampling, and systematic sampling to strengthen the sample's effective representation.

为符合研究的需要，本次研究的抽样方法采取较复杂的多阶段抽样法，主要应用「抽取率与单位大小成比例」原则，结合分层抽样、等距抽样等抽样方法的优点，以求提高样本代表性。

The research targets of the study were the grade-six students of public elementary schools in Taipei County, and the survey through questionnaires was done using stratified proportional sampling, with 1,190 valid questionnaires and valid return rate of 92% from all the questionnaires collected.

研究对象为九十五学年度台北县公立国小六年级学童，采分层比例抽样进行调查，回收之有效问卷计1190份。

Methods:Stratified quota sampling was used to select four communities,representing different community health service models.

采用分层定额抽样方法，抽取 4个不同类型的社区，以入户调查和面对面访谈的方式共调查居民 4 17名，比较贫困居民和普通居民在卫生服务需求和利用方面的差异，并了解他们对家庭病床的认识。

Applying mathematical statistics, this paper studied the characters of random sampling and its excessive random effect on other trip characters, put forward stratified sampling method, researched quota sampling and best distribution sampling.

建议对于大型城市采用简单随机抽样方法；而对于中小城市，按年龄分类，采用分层抽样方法，以提高调查精度。

Methods:a cluster random stratified sample of 394 medical college students were investigated with a SCL-90 questionnaire.

采取分层整群抽样的方法抽取394名医学生进行SCL-90症状自评量表的问卷调查。

As she looked at Warrington's manly face, and dark, melancholy eyes, she had settled in her mind that he must have been the victim of an unhappy attachment.

每逢看到沃林顿那刚毅的脸，那乌黑、忧郁的眼睛，她便会相信，他一定作过不幸的爱情的受害者。

Maybe they'll disappear into a pothole.

也许他们将在壶穴里消失