representative sampl

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representative sample
英 [representative sample]
美 [representative sample]

中文释义

[化] 代表性试样 [经] 代表抽样

单词分析

单词结构：

representative sample

字母数：21

记忆提示

🎯 重点记忆：

  • 单词拼写：representative sample
  • 核心含义：[化] 代表性试样 [经] 代表抽样

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更新时间：2026-09-22 07:45:23