oil-free piston expansion engine

英 [oil-free piston expansion engine]
美 [oil-free piston expansion engine]

中文释义

无油润滑活塞式膨胀机

单词分析

单词结构：

oil-free piston expansion engine

字母数：32

记忆提示

🎯 重点记忆：

  • 单词拼写：oil-free piston expansion engine
  • 核心含义： 无油润滑活塞式膨胀机

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更新时间：2026-02-06 06:43:37