oil free pump system

英 [oil free pump system]
美 [oil free pump system]

中文释义

无油真空系统

单词分析

单词结构：

oil free pump system

字母数：20

记忆提示

🎯 重点记忆：

  • 单词拼写：oil free pump system
  • 核心含义：无油真空系统

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更新时间：2026-01-09 08:44:27