理学 数据库系统设计 释 semantic data model 语义数据模型 一种基于高层语义的数据库描述和结构形式，是具有较强的语义功能的模型。
数据库 数据库应用开发 释文 semantic data model 语义数据模型
- pannus
- Panofsky, Wolfgang K.H.
- Panopaea
- panoptic
- panopticism
- panopticon
- Panorama
- panorama
- panorama camera
- panorama model
- Panorama of Lushan Mountian
- panoramic camera
- panoramic detection
- panoramic image
- panoramic map
- panoramic receiver
- panoramic sight scope
- Panoramic Survey Telescope and Rapid Response System
- panoramic view
- Panoria
- panose
- panotrope
- Pan-Pearl river delta regional cooperation
- panphotometric
- pan pipe