dual-line subsurface safety valve

[dual-line subsurface safety valve]
[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