理学 数据库系统 释 hierarchical database 层次数据库 采用层次模型的数据库。
数据库 数据库管理系统及其实现技术 释文 hierarchical database 层次数据库
- Luni River
- lunisolar calendar
- lunisolar diurnal wave
- luni-solar gravitational perturbation
- lunisolar nutation
- lunisolar period
- lunisolar perturbation
- lunisolar precession
- lunisolar year
- luni-tidal interval
- Lunnon parameter
- Lunokhod
- Lun S Y
- Luntai (Bügür) Xian
- lunule
- Lunyu School
- lunziqiu of Tu nationality
- Luo
- Luo and Juan opera
- Luobei Xian
- Luobidong Site
- Luo Bin
- Luo Binji
- Luo Binwang
- Luo Bonian