Development and Application of Analogous Materials for Fluid-Solid Coupling Physical Model Test

Table 3

Range analysis of the influence of material composition on density.

Level number	Density (g/cm^3)
	Factor A	Factor B	Factor C
1	2.62	2.57	2.52
2	2.83	2.58	2.56
3	2.90	2.58	2.59
4	2.53	2.57	2.62
5	2.32
6	2.45
7	2.31
R	0.59	0.009	0.099
R′	0.44