数据库 数据库应用开发 释文 database logical structure design 数据库逻辑结构设计
- balloon-borne γ-ray telescope
- balloon dilatation
- balloon explosion
- balloon flower
- ballooning instability
- ballooning mode
- balloon logging
- balloon movement
- Balloon Observations of Millimetric Extragalactic Radiation and Geophysics telescope
- balloon photography
- balloon platform
- balloon satellite
- balloon telescope
- balloon theodolite
- ballot problem
- ball pair
- ball picking
- ball point picking
- ball screw
- ball tetrahedron picking
- ball that blows air
- ball triangle picking
- ball viscosity
- ball warping
- Balman