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preventive conseration of documents
释义
preventive conseration of documents
Encyclopedia
管理学
文献保护技术
释
preventive conseration of documents
预防性文献保护
为避免或减少文献未来的受损或减缓其退变速度而采取的措施和方法。信息系统
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angle of contingence
angle of declination
angle of deflection
angle of departure
angle of depression
angle of deviation
angle of diffraction
angle of diffraction, diffraction angle
angle of dip
angle of divergence
angle of eccentricity
angle of elevation
angle of emergence
angle of emission
angle of field of view
angle of final open pit slope
angle of friction
angle of gradient of the hole
angle of image field of view
angle of impact
angle of impedance
angle of incidence
angle of inclination
angle of internal friction
angle of intersection
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。
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