primary steam safety valve

英 [primary steam safety valve]
美 [primary steam safety valve]

中文释义

次蒸汽安全阀

单词分析

单词结构：

primary steam safety valve

字母数：26

记忆提示

🎯 重点记忆：

  • 单词拼写：primary steam safety valve
  • 核心含义：次蒸汽安全阀

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更新时间：2026-01-20 05:31:27