矩阵的加、减、乘运算演示，将矩阵的加、减、乘运算算法制作成CAI演示软件，可读入数据，演示运算全过程，演示的每一步都要有对应的中文解释。 -Matrix addition, subtraction, multiplication presentation, the matrix of addition, subtraction, multiplication algorithm produced CAI presentation software, read into the data, shows the whole process of operation, demonstrating each step of the Chinese must have the corresponding interpretation.