调制频率反馈modulation: n. 调整,调节;(声调的)抑扬,变化;【音乐】转调,变 ...frequency: n. 1.屡次,频仍,频繁。 2.(脉搏等的)次数,出现 ...frequency modulation feedback: 调频反馈frequency modulation with feedback: 反馈调频frequency feedback: 频率反馈下载手机词典可随时随地查词查翻译