direct-current regulation using bucking d.c. sources_专利英汉词典
direct-current regulation using bucking d.c. sources
[专利英汉词典]
direct-current regulation using bucking d.c. sources【物理】
利用反向直流电源的直流调整
是什么意思，direct-current regulation using bucking d.c. sources的解释，direct-current regulation using bucking d.c. sources的翻译
