ppt格式的,谢谢.请发到我的邮箱,1071027222@qq.com或者给个下载地址也可以
http://www.hz4z.com/tea/HXZ/UploadFiles_2941/200803/2008031212091030.ppt
http://gzhx.fhedu.cn/htmledit/uploadfile/AD5FA760-797C-4877-87A6-126A7C8B39F6/20090905/20090905103553718.ppt
http://www.thjy.org/zhongshaorong/Upfolder/file/633655203913906250107.ppt
http://e.edugd.cn/web/13612/otherData/1/13612_132190/13612_132190_1256651270018.ppt