基于单片机的数控直流稳压电源设计 翻译成英文是什么

不一定准确：

Based on single-chip digital control DC power supply design

基于单片机的数控直流稳压电源设计
Singlechip-based digital control DC stabilized voltage supply design

Based on SCM control dc voltage source

Design of CNC DC power supply based on singlechip .
自我感觉非常标准，呵呵！