First, the paper offers the permeability function of the homogenous plate models with diagonaldistribution of well points and demonstrates it by experiments.
文章首先给出了井点呈对角分布的均质模型渗透率公式，并进行实验验证。
2
We introduced the concept of block directed edge cover diagonal quasi dominant matrix, obtained a new nonsingularity criteria for matrices and distribution theorem on eigenvalues of matrix.
引进了拟块有向边覆盖对角占优矩阵概念，给出了新的矩阵非奇异判定定理和特征值分布定理。
3
The main tension zone and law of stress distribution are investigated regarding the relative width of diagonal tension stress zone as variable.