“double sampling”的概念、定义、翻译、参考文献-科学参考

　

单词	double sampling
释义	double sampling Encyclopedia 理学数据收集模式释 double sampling二重抽样一种分两步抽取样本的概率抽样方法：首先对从总体中随机抽取的样本量较大的样本（第一重样本）进行简单调查以获取有关总体的结构或辅助信息，然后从第一重样本中随机抽取一个样本量较小的样本（第二重样本）；最终利用抽取的第二重样本对总体所研究的目标量进行估计。又称二相抽样、两相抽样。 Mathematics ＞数理统计＞抽样与统计过程控制＞释义 double sampling二重抽样 double sampling双重抽样^†，二次抽样
随便看	near-solar space near-source accumulation near-space environment near space exploration near space maneuver penetration through near space vehicle near-square number near-square prime near-surface disposal near-surface geophysics near surface seismometer near synonym near-synonym indexing near-to-zero quality fault near transfer near ultraviolet near-ultraviolet near ultraviolet, near-UV near-UV near video on demand near video on demand, NVOD near zero emission near-zero emission near-zero wear near zone field

　

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