Study on the Mixed Materials Proportion of Stratum Based on the Modelling Experiment
Table 9
Cohesive force of relative error analysis.
Serial number
Proportion of iron and sand in mixture (%)
Quality ratio between iron and sand
Quality ratio between gypsum and lime
Relative error
1
80
2 : 3
2 : 1
15
2
80
1.5 : 3.5
1 : 1
1.8
3
80
1 : 4
1 : 2
15.05
4
85
2 : 3
1 : 1
28.69
5
85
1.5 : 3.5
1 : 2
21.87
6
85
1 : 4
2 : 1
26.29
7
90
2 : 3
1 : 2
19.06
8
90
1.5 : 3.5
2 : 1
23.48
9
90
1 : 4
1 : 1
9.43
10.62
20.92
21.59
= 160.68
25.62
15.72
13.31
= 17.85
17.32
16.92
18.66
, the sum of the data for every factor; , the average of the data for every factor; , the average of relative error for factor 1; , the average of relative error for factor 2; , the average of relative error for factor 3.
