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
- Laura Scales
- laurel
- laurel family
- Laurel Films
- Laurel Mountain Lithium ion battery energy storage
- Laurence Dudley Stamp
- Laurence Johnston Peter
- Laurence Jonathan Cohen
- Laurence Olivier
- Laurence Sterne
- Laurent
- Laurent expansion
- Laurentian Library
- Laurentian Plateau
- Laurentian Upland
- Laurentide ice sheet
- Laurent polynomial
- Laurent polynomial ring
- Laurent series
- Laurent Terzieff
- Laurent theorem
- lauric acid
- lauric aldehyde
- lauric aldehyde; dodecanal; lauraldehyde
- laurin