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helium isotope ratio
helium isotope ratio
英
[helium isotope ratio]
美
[helium isotope ratio]
中文释义
氦同位素比率
单词分析
单词结构:
helium isotope ratio
字母数:20
记忆提示
🎯 重点记忆:
单词拼写:helium isotope ratio
核心含义:氦同位素比率
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更新时间:2026-02-25 00:21:22