drop shaft sinking method by multiple caisson

英 [drop shaft sinking method by multiple caisson]
美 [drop shaft sinking method by multiple caisson]

中文释义

多级沉井[法]

单词分析

单词结构：

drop shaft sinking method by multiple caisson

字母数：45

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🎯 重点记忆：

  • 单词拼写：drop shaft sinking method by multiple caisson
  • 核心含义：多级沉井[法]

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更新时间：2026-01-31 23:26:02