subgrade protection

英 [subgrade protection]
美 [subgrade protection]

中文释义

路基防护

单词分析

单词结构：

subgrade protection

字母数：19

记忆提示

🎯 重点记忆：

  • 单词拼写：subgrade protection
  • 核心含义：路基防护

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更新时间：2026-02-07 12:32:50