岩石力学计算题

21.9kg/cm32.6929%83.019.1)29.01(69.21)1(dv%3.45%10083.0183.0%1001vvn%9483.0%2969.2GSr)/(47.183.0169.213cmgdc=10MPa=451n=6MPa,2n=10MPa1n=19.2MPa,2n=22MPaa=0Rc=100MPaa=6MPa1tgCnn111tgCnn222021212219.20.735106nnnntg2K7.335sin135sin1sin1sin100K301003.7612.22CaSSKMPa34MPa35121A1222235.005.005.0()()002222xyxyxyMPax20tan2005.0xyxy0135.002.522135.002.522B1222234.00000()()4.04.02222xyxyxyMPax24.0tan20xyxy45134.04.0022134.0(4.0)4.022C1222235.705.005.00()()2.00.702222xyxyxyMPax222.0tan20.85.00xyxy135.70.72.522135.7(0.7)3.222D1222236.06.06.06.06.0()()06.02222xyxyxyMPax20tan206.06.0xyxy0136.06.06.022136.06.0022E12222310.9110.01.010.01.0()()3.00.092222xyxyxyMPax223.0tan20.6710.01.0xyxy1310.910.095.5221310.910.095.4122A,BCDE50MPa6050MPa700MPa40.45m0.8m4030552012RQD3120MPa1mmRMRRMRi=20354020MPa4036450MPab=36=407JRC50=tanlg=tan7lg36nbnnnJCSJRC13131131=0cos2cos80=0.5872222n131=sin2sin8022111500.492=0.587tan7lg360.5871=21.47MPa=50Cj=0MPaj=40.2MPa3504810MPa10MPa45MPa457.035tan1011.148tanC145MPa5.2724510231MPa5.172104523127.517.50.727.5=19.2517.561500c=100Mpa=2.75g/cm3=133125.41100015001075.2cvhvMPagh2002R0=2(=1)=2.7g/cm3(1)23(2)(3)Cm=0.4m=30(4)R11200mghv=5.290MPa=1h=5.290Mpar=0Mpa=10.584Mpa=0Mpa2r=3.969Mpa=6.615Mpa=0Mpa3r=4.704Mpa=5.88Mpa=0Mpa2r03r=1.386Mpa=10.584Mpa4-R1=2.196m2.196m)245(2)245(231mommotgCtg)245(2)245(21mommortgCtgmmmmimmmctgCpctgCRRsin2sin1001)sin1)((