dual-line subsurface safety valve

英 [dual-line subsurface safety valve]
美 [dual-line subsurface safety valve]

中文释义

双线控制井下安全阀

单词分析

单词结构：

dual-line subsurface safety valve

字母数：33

记忆提示

🎯 重点记忆：

  • 单词拼写：dual-line subsurface safety valve
  • 核心含义：双线控制井下安全阀

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更新时间：2026-04-13 21:20:00