diamond-pyramid hardness number

英 [diamond-pyramid hardness number]
美 [diamond-pyramid hardness number]

中文释义

【冶金学】金刚石锥体硬度数

单词分析

单词结构：

diamond-pyramid hardness number

字母数：31

记忆提示

🎯 重点记忆：

  • 单词拼写：diamond-pyramid hardness number
  • 核心含义：【冶金学】金刚石锥体硬度数

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更新时间：2026-02-08 07:19:31