矩形脈波列 rectangular pulse: 方形脈沖; 矩形脈沖pulse train: 脈沖波列; 脈沖串; 脈沖列(串); 脈沖群鏈; 脈沖序列train pulse: 序列脈沖rectangular dc pulse: 矩形直流脈沖rectangular pulse generator: 矩形脈沖發(fā)生器下載手機(jī)詞典可隨時(shí)隨地查詞查翻譯