工学 场模型 释 field mode 场模型 建立概念数据模型时，把地理空间中的事物和现象视为连续的变量或体的建模方法。
数据库 数据库理论 释文 field model 场模型
- geocentric and heliocentric model of universe
- geocentric angle
- geocentric apparent motion
- Geocentric Celestial Reference System
- geocentric colatitude
- geocentric conjunction
- geocentric conjunction in right ascension
- geocentric constant
- geocentric coordinate
- geocentric coordinate system
- Geocentric Coordinate Time
- geocentric coordinate time
- geocentric distance
- geocentric ephemeris
- geocentric equatorial coordinate system
- geocentric gravitational constant
- geocentric horizon
- geocentric latitude
- geocentric longitude
- geocentric model
- geocentric orbit
- geocentric parallax
- geocentric phenomena
- geocentric position
- geocentric radiant