“National Digital S&T Literature Preservation Infrastructure”的概念、定义、翻译、参考文献-科学参考

单词	National Digital S&T Literature Preservation Infrastructure
释义	National Digital S&T Literature Preservation Infrastructure Encyclopedia 管理学数字保存释 National Digital S&T Literature Preservation Infrastructure国家数字科技文献资源长期保存体系在中华人民共和国科学技术部的支持下，由国家科技图书文献中心具体负责推进的数字保存项目。
随便看	sign magnitude sign magnitude representation sign magnitude, sign magnitude representation sign of absolute value sign of addition sign of aggregation sign of definition sign of division sign of equality sign of falsity sign of implication sign of inequality sign of integration sign of intersection sign of multiplication sign of ratio sign of sexual communication sign of subtraction sign of the Devil sign of the membership relation sign of union signomial programming Signoria Plaza, Florence, Italy sign rank sum test statistic sign representation

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。