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首页 > 英汉词典 > bottom-hole safety valve

bottom-hole safety valve

英 [bottom-hole safety valve]
美 [bottom-hole safety valve]

中文释义

井底安全阀

单词分析

单词结构:

bottom-hole safety valve

字母数:24

记忆提示

🎯 重点记忆:

  • 单词拼写:bottom-hole safety valve
  • 核心含义:井底安全阀

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更新时间:2026-02-10 08:36:10

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