![](http://u.dianyuan.com/bbs/u/84/2297001260673923.gif)
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/84/2297001260673923.gif');}" onmousewheel="return imgzoom(this);">
如上图,仿真后级关不断,SCR不加触发信号也是直通.是不是SCR要设置的?