?电压调整管
... 电压调整 voltage adjustment; voltage adjustrent; voltage control; voltage regulation; voltage-regulation 电压调整管 voltage-reg-ulator tube 电压调整率 voltage regulation factor; voltage-regulation factor ...
英汉双解词典包含3185865条英汉词条,基本涵盖了全部常用单词的翻译及用法,是英语学习的有利工具。