3D Morphology Distribution Characteristics and Discrete Element Simulation of Sand-Gravel Mixtures

Table 1

Statistical parameters of , , , , and for different particle size gravel.

(mm)	(mm)		(mm)		(mm)
	Mean	Standard deviation	Mean	Standard deviation	Mean	Standard deviation	Mean	Standard deviation	Mean	Standard deviation
50~20	43.12	10.16	30.34	7.75	25.53	6.81	1.72	0.30	0.026	0.011
10~20	23.78	5.33	17.02	3.70	14.55	3.63	1.69	0.39	0.030	0.013
10~5	12.14	2.35	8.70	1.70	7.82	1.63	1.59	0.32	0.019	0.007