seal by screwed union

[seal by screwed union]
[seal by screwed union]

中文释义

螺纹连接密封

单词分析

单词结构:

seal by screwed union

字母数:21

记忆提示

🎯 重点记忆:

  • 单词拼写:seal by screwed union
  • 核心含义:螺纹连接密封