variance between primary sample units

英 [variance between primary sample units]
美 [variance between primary sample units]

中文释义

初级抽样单位间的方差

单词分析

单词结构：

variance between primary sample units

字母数：37

记忆提示

🎯 重点记忆：

  • 单词拼写：variance between primary sample units
  • 核心含义：初级抽样单位间的方差

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更新时间：2025-12-09 07:24:13