查询词典 stratified
- 与 stratified 相关的网络例句 [注：此内容来源于网络，仅供参考]
-
The cross-sectional approach used a stratified sample, based on an initial list of electric power connections, resulting in the selection of 707 individuals over 18 years of age.
横截方法根据电力连接一张最初的名单使用了分层取样，造成707个个体的选择在18岁期间。
-
Objective To study the interrelation of life habit,knowledge and consciousness in preventing infectious disease,and to provide evidence for health education of infectious diseases.Methods A stratified cluster sample of1007college students were questionnaired.
目的 了解学生日常生活习惯、传染病防治知识、防治意识的状况及其相互关系，开展大学生传染病防治健康教育提供依据方法采用分层整群抽样的方法，对广州市1007名大学生进行问卷调查。
-
Methods A stratified random cluster sample of 17269 students in China were investigated with the children and adolescents' QOL scale according to the census data in 2000, and the urban and country norm of the scale were respectively established.
依据2005年第5次全国人口普查资料，在全国进行多阶段分层整群抽样，分别建立城市和农村2套常模。
-
This text proceed from this promptly, discuss Stratified Sampling application and sample assessment of result of method mainly, Pass to some profit and tax amount sample investigation design of method, enterprise of shopping center, Probe into and divide layer sample actual application of technology further.
本文即从这一点出发，主要讨论分层抽样的基本方法以及抽样效果的评估，并通过对某商业区企业利税额抽样调查方法的设计，进一步探讨分层抽样技术的实际运用。
-
In this study, stratified sampling is used to select samples in Gansu Province.
本研究采用分层抽样的方法，在甘肃省四个县进行调查和分析。
-
Finally to Stratified Sampling improvement of technology put forward some views.
最后对分层抽样技术的改进提出了一些看法。
-
Methods 7 282 children aged 2 to 5 years were selected by stratified sampling from twelve software.
分层随机抽取我国12个省市7 282名2～5岁儿童作为研究对象。
-
Methods Students from 6 high schools in Hangzhou were selected by stratified sampling.
中学生的学习成绩是社会、学校、家庭关注的主要问题。
-
College students were selected as the sample from 182 universities in China according to the principle of stratified sampling.
根据常模组测量的结果，给出了85种生活事件和日常琐事的心理影响指数、心理影响范围和心理影响总量。
-
Methods With stratified clustered sampling method, 375 college students were chosen to complete the questionnaire.
采用分层随机抽样方法，在杭州市的大学中抽取大学生375名进行问卷调查。
- 推荐网络例句
-
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
-
But because of its youthful corporate culture—most people are hustled out of the door in their mid-40s—it had no one to send.
但是因为该公司年轻的企业文化——大多数员工在40来岁的时候都被请出公司——一时间没有好的人选。