vacuum pressure valves

[vacuum pressure valves]
[vacuum pressure valves]

中文释义

[化] 呼吸阀

单词分析

单词结构:

vacuum pressure valves

字母数:22

记忆提示

🎯 重点记忆:

  • 单词拼写:vacuum pressure valves
  • 核心含义:[化] 呼吸阀