valve-seat insert

英 [valve-seat insert]
美 [valve-seat insert]

中文释义

气门座镶圈

单词分析

单词结构：

valve-seat insert

字母数：17

记忆提示

🎯 重点记忆：

  • 单词拼写：valve-seat insert
  • 核心含义：气门座镶圈

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更新时间：2026-01-30 02:35:08