工学 标准定位服务 释 precise code; P-code 精码 全球定位系统卫星用于发播精密测距的伪随机噪声码。是测距码的一种，用于测定从卫星到接收机之间距离的二进制码。
系统软件 语言与编译 释文 P-code P代码
- key process area, KPA
- key-process point of control
- key recovery
- key school system
- keyseat reamer
- Keyser
- keysets
- key sharing
- key shelterbelt development program in the "Three North" region，the Yangtze River basin and other river basins
- keys in conditional access system
- key size
- key space
- key space entropy
- key species
- key state-owned forest state-owned forest regions
- keystone
- keystone ecosystem
- keystone species
- keystone species of aquatic community
- key stream
- keystroke-level model
- Keystroke-logging
- keystroke monitoring
- key substation
- key technologies of mobile communication