“数据现势性”的概念、定义、翻译、参考文献-科学参考

单词	数据现势性
释义	数据现势性 Encyclopedia 工学数据现势性释 data currency数据现势性数据的时间有效性。空间数据质量元素之一，包括数据本身的现势性与数据使用的现势性。
随便看	crop introduction cropland irrigation date forecast cropland prataculture crop nursery crop pests crop pests in China crop phenomics information cropping cropping of forging billet cropping restrictio cropping system cropping system and soil management cropping systems in medieval Europe crop population structure crop potential productivity Crop Protection crop quality crop quality analysis by remote sensing crop radiation mutation breeding crop resistance crop rotation Crop Science Crop Science Society of America，CSSA Crop Science Society of China，CSSC Crop Science Society of Japan, CSSJ

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。