“HⅡand HⅠ I regions”的概念、定义、翻译、参考文献-科学参考

单词	HⅡand HⅠ I regions
释义	HⅡand HⅠ I regions Encyclopedia 理学星际物质释 HⅡand HⅠ I regionsHⅡ区和HⅠ区以氢（电离氢或氢原子）为主要成分的星际气体云。又称电离氢区和中性氢区。
随便看	alfalfa Fusarium wilt and root rot alfalfa/lucerne alfalfa Phytophthora root rot alfalfa powdery mildew alfalfa Pythium root rot alfalfa quality classification alfalfa Rhizoctonia root rot alfalfa rust alfalfa saponin alfalfa Septoria leaf spot alfalfa spring black stem and leaf spot alfalfa Stemphyllium leaf spot alfalfa Verticillium wilt alfalfa virus disease alfalfa witches-broom Al-Farabi Al-Farafir Alfard Alfecca Meridiana Alfenol Alferon Alferov, Zhores Ivanovich alferric ALFF alfin catalyst

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