unified national coarse thread

[unified national coarse thread]
[unified national coarse thread]

中文释义

统一国家标准粗牙螺纹

单词分析

单词结构:

unified national coarse thread

字母数:30

记忆提示

🎯 重点记忆:

  • 单词拼写:unified national coarse thread
  • 核心含义:统一国家标准粗牙螺纹