?载波中继
... 载波振幅调节 carrier amplitude regulation 载波中继 carrier-current relaying 载波中继保护装置 carrier relay protecting device ...
?载频中继
... carrier relaying system 载波中继系统 carrier-current relaying 载频中继 current differential relaying system 电流差动继电器; 电流差动继电制 ...
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。