closed valve gear

[closed valve gear]
[closed valve gear]

中文释义

封闭式阀动装置

单词分析

单词结构:

closed valve gear

字母数:17

记忆提示

🎯 重点记忆:

  • 单词拼写:closed valve gear
  • 核心含义:封闭式阀动装置