cod (chemical oxygen demand)

英 [cod (chemical oxygen demand)]
美 [cod (chemical oxygen demand)]

中文释义

化学需氧量

单词分析

单词结构：

cod (chemical oxygen demand)

字母数：28

记忆提示

🎯 重点记忆：

  • 单词拼写：cod (chemical oxygen demand)
  • 核心含义：化学需氧量

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更新时间：2026-02-03 22:23:24