楼主好:这里有一张http://www.uzhao.com/images/Site/Pictuer/200632515392893741.jpg
http://image.baidu.com/i?tn=baiduimage&ct=201326592&lm=-1&cl=2&word=%C7%E5%BB%AA%B4%F3%D1%A7(里面够多了吧!)