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大家,我公司生产一款电源,120W,带PFC,体积很小,软开关电路,效率高达92%,在工业开关电源里头,这个效率是非常高的了.还过了UL,CE,ROHS等认证.但几个业务员,推广了几个月,效果就是不大.郁闷中!!!! 445611219910597.pdf 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/68/445611219910617.jpg?x-oss-process=image/watermark,g_center,image_YXJ0aWNsZS9wdWJsaWMvd2F0ZXJtYXJrLnBuZz94LW9zcy1wcm9jZXNzPWltYWdlL3Jlc2l6ZSxQXzQwCg,t_20');}" onmousewheel="return imgzoom(this);">
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