工学 位置服务 释 location based service; LBS 位置服务 通过电信移动运营商的无线电通信网络（如GSM网、CDMA网），或通过外部定位方式（如GPS）获取移动终端用户的位置信息（地理坐标或大地坐标），在地理信息系统平台的支持下，为用户提供相应服务的一种增值业务。
计算机应用 多媒体 释文 location-based service, LBS 基于位置的服务 计算机应用 多媒体 释文 location-based service, LBS 基于位置的服务 计算机应用 多媒体 释文 location-based service, LBS 基于位置的服务
- classical surface
- classical swine fever
- classical swine fever virus，CSFV
- classical symbol
- classical system
- classical technique for order preference by similarity to ideal solution
- classical test theory
- classical theorem
- classical theoretical model
- classical theory
- classical thermodynamics
- classical transport
- classical transport theory
- Classical Treatise on Literary Writing
- classical T Tauri star
- classical variational calculus
- classical wave localization
- classical Wiener space
- Classical Writings Compiled by Type
- classical Yang Baxter equation
- classical Yang-Baxter equation
- classic biological control
- classic cipher
- Classic Code
- classic ecology