工学 差分脉冲编码调制 释 differential pulse code modulation，DPCM 差分脉冲编码调制 根据过去的样本去估算下一个样本信号的幅度大小，称为预测值，然后对实际信号值与预测值之差进行量化编码的调制方式。
网络与数据通信 有线网络 释文 differential pulse code modulation, DPCM 差分脉冲编码调制
- external corrosion of oil and gas pipeline
- external counter pulsation and auxiliary circulating device thereof
- external curvature
- external cylindrical grinding machine
- external data representation
- external data representation, XDR
- external digestion
- external direct product
- external direct sum
- external diseconomic regulation
- external disturbance
- external division
- external dosimetry
- external drag
- external ear
- externaleconomies of agglomeration
- external edge of the territorial sea
- external environment
- external environment of organization
- external evaluation
- external examination of corpses
- external excitation
- external exposure
- external fertilization
- external field