The research at home and abroad on the simulation of soil water infiltration equation soil water movement parameters and the theory of SPAC were reviewed.
论述了国内外在土壤水分入渗方程模拟、土壤水分运动参数和SPAC理论等方面的研究进展。
By using control inequality theory, some geometric inequalities are established, which involve the inradius, radius of escribed sphere and altitudes of simplex inn-dimensional Euclidean spac.
利用控制不等式理论，建立了涉及单形内切球半径、旁切球半径和高的几个不等式。
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