俠哈哈：
在振蕩期間,電感電流流經(jīng)副邊的整流二極管而不走續(xù)流二極管整流二極管電流波形如下[圖片]500){this.resized=true;this.width=500;this.alt='這是一張縮略圖，點擊可放大。\n按住CTRL，滾動鼠標滾輪可自由縮放';this.style.cursor='hand'}"onclick="if(!this.resized){returntrue;}else{window.open('http://u.dianyuan.com/bbs/u/40/1143969498.gif');}"onmousewheel="returnimgzoom(this);">續(xù)流二極管波形如下[圖片]500){this.resized=true;this.width=500;this.alt='這是一張縮略圖，點擊可放大。\n按住CTRL，滾動鼠標滾輪可自由縮放';this.style.cursor='hand'}"onclick="if(!this.resized){returntrue;}else{window.open('http://u.dianyuan.com/bbs/u/40/1143969530.gif');}"onmousewheel="returnimgzoom(this);">