multistage sampling
英 [ˈmʌltɪsteɪdʒ ˈsɑːmplɪŋ]
美 [ˌmʌltiˈsteɪdʒ ˈsæmplɪŋ]
多级抽样法
双语例句
- By using the method of multistage and cluster sampling, this paper make an investigation on health condition and status of using national fitness route for190 residents who take part in exercise.
采用多级、整群抽样的方法，对北京城区190例利用全民健身路径锻炼居民的健身情况和全民健身路径的使用情况进行了调查。 - A cross-sectional survey with multistage cluster sampling, stratified by urban, rural and remote areas, was done in2006 – 2007 in70 communes.
2006年至2007年，在70个社区开展了一项多阶段整群抽样横断性调查，该调查按照城市、农村和偏远地区进行分层。 - Multistage sampling in forest inventory is not restricted to fixed-area sampling units.
森林资源清查中，多阶抽样并不局限于固定面积的抽样单元。 - Methods: By using questionnaires with multistage stratified random cluster sampling method, 726 valid questionnaires of 800 were backed from the university students in 4 universities in Dalian city.
对象与方法：研究对象采取分层整群随机抽样的方法，在大连市4所高校大一、大四年级学生中发放问卷800份，收回有效问卷726份。 - Methods A questionnaire was conducted among target population by multistage sampling.
方法采取多阶段抽样，对目标人群进行询问式问卷调查。 - [ Methods] Totally 2 844 residents from 2 communities ( urban and rural) in Zhejiang were selected by multistage randomized cluster sampling and investigated with questionnaire survey, physical examination and lab tests.
[方法]采用多阶段随机整群抽样对我省城市和农村各1个社区共2844人作问卷调查、体格检查及实验室检测。 - Multistage realization is one of the most efficient methods to change the sampling rate of signal.
多级实现是改变信号采样速率最有效的方法之一。 - The principle of multistage dispersion was presented, and the problem of the continuous sampling and determination of thick liquid mixture in process analysis was solved by the sampling method of multistage dispersion.
提出多级分散原理，据此以多级分散取样方法解决工业过程分析中浓稠料液连续取样测定的难题。 - Methods: Collecting data by the means of multistage sampling, two new methods based on Cronbach α and test-retest reliability were employed to select items in view of internal consistency and stability in addition to the commonly used methods such as methods of dispersion and correlation coefficient.
方法：利用多阶段抽样的方法收集资料，除离散程度法、相关系数法等常用方法外新增克朗巴赫系数法和重测系数法从内部一致性和稳定性角度筛选条目。 - [ Methods] The interviews were divided into 4 groups ( 3 intervention groups and 1 control group) by cluster multistage sampling.
[方法]逐级整群抽样选定4组人群，3个干预组和1个对照组。 - In this paper, the estimation of prevalence and it's variance calculating are discussed when clustering sampling, multistage sampling and stratified sampling being used simultaneously.
根据血吸虫病流行区居民感染率调查的现行模式，介绍了在分层多阶段抽样的抽样方式下，居民血吸虫感染率的估计和误差计算； - A Multistage Sampling Survey for Quantitatively Determining the Family Members of The Railway Staff and Workers
比率法确定铁路家属人数的多阶段抽样调查估计 - In large scale field surveys, multistage sampling is applied because the situations are complex and there are many influencing factors.
大规模现场调查，由于情况复杂、影响因素多，往往采用多阶段混合型随机抽样方法。 - Continuous Determination of the Component of Thick Liquid Mixture by Using Multistage Dispersion Sampling
利用多级分散取样进行浓稠料液的连续分析测定 - Methods A total of 7,881 urban residents from Guangxi Province were enumerated using the multistage and stratified random sampling method. Questionnaire and physical exam were performed in the sampling population.
方法运用多阶段分层随机抽样法，对广西城市人群7881人进行现场问卷调查和体格检查。 - Methods One sample of 240 students was recruited using a multistage cluster sampling design from 12 elementary school of migrant laborers 'children. Measles antibody IgG testing and questionnaire interview were finished.
方法：对学校学生分布调查分析，用多阶段、先整群后简单随机抽样方法从12座民工子弟小学各年级段中随机抽取240名学生，进行IgG抗体测定和调查。 - 120 EPI staffs in 120 inoculation spots had been chosen with stratified multistage random sampling method in this survey.
采用分层多阶段随机抽样方法，调查120个接种点120名接种服务提供者。 - Methods HBsAg, anti HBs and anti HBc were detected in 963 sera collected from 312 families by RIA, which were selected by multistage and stratified cluster sampling.
方法于2000年采用随机分层抽样，调查312户家庭的963人，以RIA法检测HBsAg、抗HBs和抗HBc。 - Methods 1080 rural residents in Chaoyang City were selected as respondents by multistage sampling.
方法采用多阶段抽样方法，在辽宁省朝阳市抽取农村常住居民1080人，进行问卷调查。 - Window on new products forest multistage sampling survey with the help of Landsat data
利用陆地卫星产品的森林多阶抽样调查方法 - Methods Cluster, stratified and multistage sampling was taken. 1949 residents were assigned to fill in the questionnaires designed by WHO.
方法用多阶段分层抽样的方法，采用WHO制定的生命质量测定量表对1949名农村居民进行家庭健康问卷调查。