“document conservation and preservation”的概念、定义、翻译、参考文献-科学参考

单词	document conservation and preservation
释义	document conservation and preservation Encyclopedia 管理学文献保护释 document conservation and preservation文献保护为使馆藏文献免遭自然的和人为的损毁，延长文献保存期限和使用寿命，尽可能保持其原来形态的技术和措施。
随便看	spectral flux density spectral folding spectral formula spectral function spectral functions spectral functor spectral gap spectral geometry spectral graph partitioning spectral holography spectral homoge-neously broadening spectral homology spectral homology group spectral hyperhomology functor spectral imaging spectral index spectral inhomogeneously broadening spectral integral spectral intensity spectral interference spectral invariant spectral irradiance spectral irradiation spectral isomorphic spectrality

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。