Author(s): LIU Dongsheng
Pages: 29-31+34-35
Year: 2006 Issue:  12
Journal: School Journal of Mathematics
Keyword:  统计图; 等腰三角形; 解析式; 一次函数; 工作经验; 沪宁高速公路; 直线; 轴对称; 四象限; 对应相等;