“天然防御工事”的概念、定义、翻译、参考文献-科学参考

单词	天然防御工事
释义	天然防御工事 natural fortification
随便看	filtering bed filtering cartridge filtering centrifuge filtering clay filtering disks filtering element (cartridge) filtering equipment filtering flask filtering flask with side tubulature hard glass filtering flask with side tubulature soft glass filtering frame filtering funnel filtering jar filtering layer filtering machine filtering material of textile filtering medium filtering mouth parts filtering pad filtering rate filtering ratio filtering surface filtering velocity filter layer filter leaching

科学参考收录了1248194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。