oil return check valve

英 [oil return check valve]
美 [oil return check valve]

中文释义

回油止回阀

单词分析

单词结构：

oil return check valve

字母数：22

记忆提示

🎯 重点记忆：

  • 单词拼写：oil return check valve
  • 核心含义： 回油止回阀

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更新时间：2025-12-12 15:00:07