“国家1:5万数据库更新工程”的概念、定义、翻译、参考文献-科学参考

单词	国家1:5万数据库更新工程
释义	国家1:5万数据库更新工程 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	semiconductor based electro absorption waveguide modulator semiconductor-based electro absorption waveguide modulator semiconductor catalysts semiconductor catalysts and photocatalysis semiconductor ceramics semiconductor chemistry semi conductor detector semi-conductor detector semiconductor detector semiconductor device semiconductor device analyzer semiconductor devices testing system semiconductor diode semiconductor electronics semiconductor element semiconductor energy converter semiconductor gas sensor semiconductor glass semiconductor heterojunction semiconductor homojunction semiconductor integrated optics semiconductor laser semiconductor laser diode stack semiconductor laser materials semiconductor laser materials for communication

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。