[Retracted] New Method for High Water Pressure Tunnel Design Based on Machine Learning for Smart Grid Energy Management and Groundwater Environmental Balance

Table 4

The evolution data of the overall stiffness of the staggered assembly structure.

Item	Area	Mining	Mine paste	Coal mine	Mine	Scale
Coal mining	4.17	3.01	4.24	2.46	2.69	2.13
Disturb	4.51	1.43	4.52	1.84	2.39	1.31
Damage	4.7	2.27	3.66	6.7	3.84	1.49
Vege-damage	4.97	1.07	3.49	1.21	3.17	2.02
So-erosion	5.72	3.4	2.26	2.66	2.69	5.59
Res-develop	1.97	6.28	6.29	6.88	1.93	3.8