double check valve

英 [double check valve]
美 [double check valve]

中文释义

[化] 双止回阀

单词分析

单词结构：

double check valve

字母数：18

记忆提示

🎯 重点记忆：

  • 单词拼写：double check valve
  • 核心含义：[化] 双止回阀

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更新时间：2025-12-10 04:03:10