可变电波迟滞 variable delay: 可变延迟cell delay variable: 信元延时变量continuously variable delay line: 连续可调延迟线; 匀调延迟线continuously-variable delay line: 连续可调延迟线; 匀调延迟线variable delay device: 可变延迟装置下载手机词典可随时随地查词查翻译