multistage sampling [统计] 多级抽样 ; 多阶抽样 ; 多段取样法
multistage stratified random sampling [统计] 多级分层随机抽样
stratified multistage sampling 分层多级抽样
multistage data sampling 多阶段数据取样
multistage mixed sampling 多级混合抽样
aerial photo multistage sampling 航空像片多阶抽样法
two-stage and multistage sampling 两阶和多阶抽样
stratified multistage cluster sampling 分层多级整群抽样
multistage and random sampling 多阶段随机抽样
We randomly selected 806 children under 6 years of age from 45 primary anganwadi (childcare) centres in Chandigarh, Punjab, India, that were chosen through multistage stratified random sampling.
在印度旁遮普省昌迪加尔的45所托儿所(anganwadi)中心采用多级分层随机取样法选择了806名6岁以下儿童。
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。
Multistage stratified cluster sampling method was used for the sampling.
采用多阶段整群分层抽样方法。
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