multistage sampling
英 [ˈmʌltɪsteɪdʒ ˈsɑːmplɪŋ]
美 [ˌmʌltiˈsteɪdʒ ˈsæmplɪŋ]
多级抽样法
双语例句
- [ 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。 - 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] 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。 - 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； - 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。 - 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 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。 - 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 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。 - 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。