expansion crosstie liner

英 [expansion crosstie liner]
美 [expansion crosstie liner]

中文释义

[铁路] 滑台横梁衬板

单词分析

单词结构：

expansion crosstie liner

字母数：24

记忆提示

🎯 重点记忆：

  • 单词拼写：expansion crosstie liner
  • 核心含义：[铁路] 滑台横梁衬板

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更新时间：2026-04-11 11:23:41