double acting pile hammer

[double acting pile hammer]
[double acting pile hammer]

中文释义

双动式打桩锤

单词分析

单词结构:

double acting pile hammer

字母数:25

记忆提示

🎯 重点记忆:

  • 单词拼写:double acting pile hammer
  • 核心含义:双动式打桩锤