“nitrogen fixation by free-living bacteria”的概念、定义、翻译、参考文献-科学参考

单词	nitrogen fixation by free-living bacteria
释义	nitrogen fixation by free-living bacteria Encyclopedia 理学生物固氮释 nitrogen fixation by free-living bacteria自生固氮自由生活在土壤或水域中的固氮细菌独立进行的生物固氮作用。
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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。