sand expansion ratio

英 [sand expansion ratio]
美 [sand expansion ratio]

中文释义

砂膨胀比

单词分析

单词结构：

sand expansion ratio

字母数：20

记忆提示

🎯 重点记忆：

  • 单词拼写：sand expansion ratio
  • 核心含义：砂膨胀比

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更新时间：2026-02-04 20:47:32