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
- S. Khot (1978—)
- Skhūl human remains
- skiagram
- skiameter
- skiascope
- skiascopy
- skiatron
- skibobbing
- skid
- skidding
- skidding cableway
- skidding tractor
- skid-resistant coatings
- skiing
- ski jumping
- ski jumping ground
- Ski Jumping Men Individual Large Hill
- ski jumping men team large hill
- ski-jump spillway
- Skikda
- skill
- skilled labour and unskilled labour
- skilled rate
- skilled worker school
- skill-grading system for athletes