needle valve seat

英 [needle valve seat]
美 [needle valve seat]

中文释义

针状活门座

单词分析

单词结构：

needle valve seat

字母数：17

记忆提示

🎯 重点记忆：

  • 单词拼写：needle valve seat
  • 核心含义：针状活门座

最近查询：

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更新时间：2026-03-16 10:34:02