The determinant of a diagonal matrix is the product of the entries on its main diagonal.
对角线矩阵的行列式值是其对角线元素的连积.
The main tension zone and law of stress distribution are investigated regarding the relative width of diagonal tension stress zone as variable.
以坝踵主拉应力区相对宽度为变量,探讨了重力坝坝踵主拉应力区的范围和应力分布规律。
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