rail expansion joint

[rail expansion joint]
[rail expansion joint]

中文释义

钢轨伸缩接头

单词分析

单词结构:

rail expansion joint

字母数:20

记忆提示

🎯 重点记忆:

  • 单词拼写:rail expansion joint
  • 核心含义:钢轨伸缩接头