double male reduction

[double male reduction]
[double male reduction]

中文释义

[机] 异径外承插管

单词分析

单词结构:

double male reduction

字母数:21

记忆提示

🎯 重点记忆:

  • 单词拼写:double male reduction
  • 核心含义:[机] 异径外承插管