“U.S. national digital information infrastructure and preservation program”的概念、定义、翻译、参考文献-科学参考

单词	U.S. national digital information infrastructure and preservation program
释义	U.S. national digital information infrastructure and preservation program Encyclopedia 管理学数字保存释 U.S. national digital information infrastructure and preservation program美国国家数字信息基础设施与保存计划 21世纪初由美国国会发起的，美国国会图书馆组织实施的全国性数字保存项目。
随便看	mechanical ellipticity mechanical energy Mechanical engineering handbook mechanical environment protection mechanical environment simulation test mechanical equilibrium mechanical equilibrium condition mechanical equivalent mechanical equivalent of heat mechanical equivalent of light mechanical excavator mechanical external cutting operations mechanical failure mechanical fault diagnosis mechanical features mechanical feedback mechanical fiber separation mechanical filter mechanical finger mechanical flotation cell mechanical function design mechanical governor mechanical grate incinerator mechanical gyroscope mechanical handling

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。