needle-beam underpinning

[needle-beam underpinning]
[needle-beam underpinning]

中文释义

用小梁托撑基础

单词分析

单词结构:

needle-beam underpinning

字母数:24

记忆提示

🎯 重点记忆:

  • 单词拼写:needle-beam underpinning
  • 核心含义:用小梁托撑基础