在中国目前的国情下,高考的成败仍关系到许多人一生的发展。数学中我们学到三角形最具有稳定性,要赢得高考就必须构造“铁三角”--知识、心理 In China’s current national conditions, the success or failure of the college entrance examination is still related to the development of many people’s lives. In mathematics we learned that triangles are the most stable and must be constructed in order to win entrance exams. “Iron Triangle” - Knowledge, Psychology