drop shaft sinking method by multiple caisson

[drop shaft sinking method by multiple caisson]
[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

记忆提示

🎯 重点记忆:

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