double-acting pile hammer

英 [double-acting pile hammer]
美 [double-acting pile hammer]

中文释义

双动打椿鎚

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：双动打椿鎚

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更新时间：2026-03-15 21:03:43