Study on the Law of Rock Anelastic Recovery and the Characteristics of In Situ Stress Field of 2000 m Deep Stratum in Metal Mines of Coastal Area

Table 2

Strain recovery of different strain axes in deep core.

Strain axis (m)	a1	a2	a3	a4	a5	a6	a7	a8	a9
−1180	443	513	328	347	563	432	402	497	935
−1816	611	681	651	776	882	871	825	902	1058
−1879	800	888	927	1055	1109	777	1121	1476	1099
−1960	632	590	715	919	539	739	1021	639	759