hardness index by standard drum test

英 [hardness index by standard drum test]
美 [hardness index by standard drum test]

中文释义

标准硬度换数，磨耗指数，磨耗强度

单词分析

单词结构：

hardness index by standard drum test

字母数：36

记忆提示

🎯 重点记忆：

  • 单词拼写：hardness index by standard drum test
  • 核心含义：标准硬度换数，磨耗指数，磨耗强度

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更新时间：2026-02-07 18:19:06