(4)抽样调查(sampling investigation):从总体中抽取部分个体进行调 查,这种调查称为抽样调查. (5)样本(sample):其中从总体中抽取的一部分个体叫做总体的一个样本.
基于1071个网页-相关网页
statistical sampling investigation method 统计抽样调查法
random sampling investigation 随机抽样调查
national sampling investigation 全国抽样调查
systematic sampling investigation 整群抽样调查
population sampling investigation 人口抽样调查
method of sampling investigation 抽样调查法
sampling investigation of labor force 劳动力抽样调查
DESIGN: a stratified random cluster sampling investigation.
设计：分层整群抽样调查。
Stratification is one of the key techniques in stratified sampling investigation and monitoring using remotely sensed data.
分层技术是遥感分层抽样调查与监测方法中的关键技术之一。
Wushu articles of sports publication published in 90's were analyzed and studied by means of sampling investigation and statistics.
采用抽样调查、统计方法，对体育刊物九十年代发表的武术文章进行分析、研究。
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