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楼主 |
发表于 2005-10-3 16:07
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显示全部楼层
又
<img src="attachments/dvbbs/2005-10/20051031637636.jpg" border="0" onload="if(this.width>screen.width*0.7) {this.resized=true; this.width=screen.width*0.7; this.alt=\'Click here to open new window\nCTRL+Mouse wheel to zoom in/out\';}" onmouseover="if(this.width>screen.width*0.7) {this.resized=true; this.width=screen.width*0.7; this.style.cursor=\'hand\'; this.alt=\'Click here to open new window\nCTRL+Mouse wheel to zoom in/out\';}" onclick="if(!this.resized) {return true;} else {window.open(\'attachments/dvbbs/2005-10/20051031637636.jpg\');}" onmousewheel="return imgzoom(this);" alt="" />
这二个电路合理吗,不理会电位器,输出阻抗分别是多少
图出自http://yunwt.u111.net/2wenzai/12.htm |
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