471500
TD824.7 A 1671-5810(2015)58-0286-02
1
2 2.1
16.68 MPa5 MPa
6 MPa>15 MPa
2.2
2.3
286 201558
3
HoekBrown1
22:N9N151.15N10N151.15
288
0m7.5m 7.557m57m122m85m93m250m2
3
[1],,.[M].:,1981.
[2],.[J].,2008,27.
2
320m340m2
3330mAB/2=120140m330m3
3 330m2014112 286
5
[1].2[D].,2014.
[2].[D].,2014.
[3].[J].,2014,16:122.
[4].[D].,2014.
288 201558
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