“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	spatial phase spatial point spatial polar coordinate spatial practice spatial predictable rule spatial process spatial quality spatial quantization spatial query spatial query language spatial reference identifiers spatial regression spatial regression analysis spatial regulation spatial relation spatial resolution spatial restructuring spatial retrieval spatial rotation spatial sampling spatial scale spatial scale effect spatial scenes query spatial school spatial section

科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。