single-line subsurface safety valve

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

中文释义

单线控制井下安全阀

单词分析

单词结构：

single-line subsurface safety valve

字母数：35

记忆提示

🎯 重点记忆：

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

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更新时间：2026-02-04 08:34:05