normally close valve

英 [normally close valve]
美 [normally close valve]

中文释义

常闭阀

单词分析

单词结构：

normally close valve

字母数：20

记忆提示

🎯 重点记忆：

  • 单词拼写：normally close valve
  • 核心含义：常闭阀

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更新时间：2026-01-06 01:57:06