percussion hammer firing mechanism

[percussion hammer firing mechanism]
[percussion hammer firing mechanism]

中文释义

击针锤击发装置

单词分析

单词结构:

percussion hammer firing mechanism

字母数:34

记忆提示

🎯 重点记忆:

  • 单词拼写:percussion hammer firing mechanism
  • 核心含义:击针锤击发装置