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chemical oxygen demand (cod)
chemical oxygen demand (cod)
英
[chemical oxygen demand (cod)]
美
[chemical oxygen demand (cod)]
中文释义
化学需氧量
单词分析
单词结构:
chemical oxygen demand (cod)
字母数:28
记忆提示
🎯 重点记忆:
单词拼写:chemical oxygen demand (cod)
核心含义:化学需氧量
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更新时间:2026-02-05 06:35:49