“national atlas”的概念、定义、翻译、参考文献-科学参考

单词	national atlas
释义	national atlas Encyclopedia 理学国家地图集释 national atlas国家地图集由国家政府正式主持立项，权威部门提供数据和资料，以分卷的形式，按照一系列共同的主题和编图要求、科学的结构体系、系统的表示方法、严密的图幅顺序，将相互联系、统一协调、同一规范的一个国家的系列地图有机地组合在一起的庞大地图系统。
随便看	frequency shift frequency-shift keying frequency-shift keying, FSK frequency-shift keying modulation and demodulation frequency shift of scattering light frequency shift theorem frequency-shift track circuit frequency-size distribution frequency spectrum frequency stability frequency stability criterion frequency stability measurement frequency stabilization frequency stabilized laser frequency standard frequency standards frequency step frequency sweep mode frequency swept laser frequency switching frequency synchronization frequency synthesis frequency synthesized signal generator frequency synthesizer frequency table

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。