check valve of drilling pipe

[check valve of drilling pipe]
[check valve of drilling pipe]

中文释义

[油气] 钻杆单向阀

单词分析

单词结构:

check valve of drilling pipe

字母数:28

记忆提示

🎯 重点记忆:

  • 单词拼写:check valve of drilling pipe
  • 核心含义:[油气] 钻杆单向阀