polycrystalline diamond core bit

英 [polycrystalline diamond core bit]
美 [polycrystalline diamond core bit]

中文释义

聚晶[复合片]金 刚石取心钻头

单词分析

单词结构：

polycrystalline diamond core bit

字母数：32

记忆提示

🎯 重点记忆：

  • 单词拼写：polycrystalline diamond core bit
  • 核心含义：聚晶[复合片]金 刚石取心钻头

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更新时间：2026-01-31 20:49:29