数据库 数据库管理系统及其实现技术 释文 multilevel security relation 多级安全关系
- pole of the equator
- pole of the hyperplane
- pole-on
- pole on a ball
- pole-on object
- pole-on star
- pole orbit
- pole placement
- pole placement self-tuning regulator
- Poles
- poles and towers of transmission line
- pole set
- pole shift
- Polesje
- pole star
- Polet
- pole type singularity
- Poleungkuk
- pole vault
- pole vault of Summer Special Olympics
- poleward migration
- pole wheel
- pole zero cancellation
- pole-zero cancellation
- polhode