primary air heater

英 [primary air heater]
美 [primary air heater]

中文释义

一级空气预热器

单词分析

单词结构：

primary air heater

字母数：18

记忆提示

🎯 重点记忆：

  • 单词拼写：primary air heater
  • 核心含义：一级空气预热器

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更新时间：2026-04-12 05:10:01