![](http://u.dianyuan.com/bbs/u/56/1753261187834276.bmp)
一款低成本节能灯原理的优缺点
我这有一款低成本节能灯原理图,请大家分析分析它的优缺点,看看市场运作是否可行
500) {this.resized=true; this.width=500; this.alt='这是一张缩略图,点击可放大。\n按住CTRL,滚动鼠标滚轮可自由缩放';this.style.cursor='hand'}" onclick="if(!this.resized) {return true;} else {window.open('http://u.dianyuan.com/bbs/u/56/1753261187834276.bmp');}" onmousewheel="return imgzoom(this);">
![](http://u.dianyuan.com/bbs/u/56/1753261187834276.bmp)