petroleum refining catalysts

英 [petroleum refining catalysts]
美 [petroleum refining catalysts]

中文释义

[化] 石油炼制催化剂

单词分析

单词结构：

petroleum refining catalysts

字母数：28

记忆提示

🎯 重点记忆：

  • 单词拼写：petroleum refining catalysts
  • 核心含义：[化] 石油炼制催化剂

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更新时间：2026-01-31 20:08:47