Adaptive differential pulse code modulation, ADPCM
可调式差动博码调变, 可适性差分脉冲码调

Polyatomic alcohol is widely used in solidsolid PCMs which have only a limited diversity.
固固相变材料种类较少，其中以多元醇应用录为广泛。

PCMCIA Personal Computer Memory Card
笔记本电脑扩展卡

The PCM enthalpy change, referred to unit mass,
节流过程焓不变。

PCM digital color television
脉冲编码调制数字式彩电

Having an opCmp defined in Object makes it possible to make associative arrays work generically for classes.
有时, 测试相等性会比测试小于或大于要高效。

STUDY OF DISCHARGE HEAT FLUX IN PCM STORAGE UNIT
相变储热体释热强度研究