furthermore, the relation between the fractal dimension of grain composition and permeability coefficient was discussed by using linear regression analysis.
通过线性回归,进一步探讨了级配分形维数与渗透系数之间的相关关系。
the results of computation show that the model and the arithmetic are feasible for optimization of grain composition of packing particles in general.
计算结果表明所给的优化模型及算法对于堆积颗粒系统中颗粒级配的优化是可行的。
the authors also try to improve grain composition of soil by replacing cement soil with some sand to reduce influence of environmental change to strength of cement improved soil.
本文还通过在改良土中置换一定比例的砂土来改善土料的颗粒级配,以降低循环失水对水泥土强度的影响。
the ganzi loess origin in the west sichuan plateau has been discussed based on synthetic study in grain composition of the loess, surface texture of quartz sand, as well as other geological phenomena.