“National 1∶50000 Database Updating Project”的概念、定义、翻译、参考文献-科学参考

单词	National 1∶50000 Database Updating Project
释义	National 1∶50000 Database Updating Project Encyclopedia 工学〔专项工程〕释 National 1∶50000 Database Updating Project国家1:5万数据库更新工程以持续提高覆盖全国范围的比例尺最大、精度最高、信息最丰富的基础地理信息成果现势性为目标的动态更新。
随便看	projection angle projection band projection chain map projection chart projection-complete subspace projection cone projection constant projection correlation projection difference projection-difference method projection display equipment projection drawing projection effect projection estimate projection formula projection function projection functor projection-grid method projection identification method for the characteristic model projection image projection instrument projectionist projection iteration projection iterative method projection map

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。