理学 多媒体编码 释 pulse code modulation 脉冲编码调制 实现模拟信号数字化传输的编解码系统，是现代语音通信中数字化的重要编码方式。
网络与数据通信 有线网络 释文 pulse code modulation, PCM 脉冲编码调制
- Joint Convention on theSafety of Spent Fuel Management and on the Safety of Radiation Waste Management
- Joint Convention on the Safety of Spent Fuel Management and on the Safety of Radioactive Waste Management
- joint coordinate system
- joint coordination
- joint-correlation function
- joint covariant
- joint cumulant
- joint cutter
- Joint Dark Energy Mission
- joint debugging of urban rail transit construction
- joint deformity
- joint denial
- joint density
- joint density function
- joint density of states
- joint design topics
- joint detection
- joint development with vendor
- joint directors of laboratories model
- joint distribution
- joint distribution function
- Joint edition of Chongqing Newspaper
- jointed rail track
- jointed rock masses
- joint entropy