normally closed valve

英 [normally closed valve]
美 [normally closed valve]

中文释义

[化] 常闭阀

单词分析

单词结构：

normally closed valve

字母数：21

记忆提示

🎯 重点记忆：

  • 单词拼写：normally closed valve
  • 核心含义：[化] 常闭阀

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更新时间：2026-03-11 03:24:05