2015年LA物理师真题+答案

2015LA1.A.DNAB.RNAC.D.E.2.A.252CfB.102IrC.137CsD.60CoE.226Ra3.A.192IrB.3060CoC.D.E.4.A.B.C.D.E.5.A.B.C.D.E.6.A.50B.60C.70D.80E.907.A.XB.XC.D.XE.-608.A.B.C.D.E.9.A.5.0mmB.8.0mmC.10mmD.20mmE.25mm10.A.QAB.QCC.CAD.GAE.GW11.LiF14002480A.LiFB.LiFC.LiFD.LiFE.LiF12.A.B.C.D.E.13.A.B.C.D.E.14.HD2RDA.1B.2C.0.3D.0.6E.0.815.AB.C.D.E.16.XA.B.C.TPR20TPR10D.E.17.A.-137B.-192C.-226D.-252E.-12518.A.50B.25C.15D.10E.519.A.69MeVB.912MeVC.1215MeVD.1518MeVE.1820MeV20.A.B.C.CTD.DRRE.CT21.A.KmB.KattC.NxD.NkE.Nd22.A.KmB.KattC.NxD.NgE.Nd23.XA.B.C.D.E.24.A.B.C.D.E.25.A.B.C.D.E.26.KxKyP16927.TPRA.B.C.D.E.28.A.MeVB.JC.cm1D.MeVcm1E.Sv29.SRSA.B.C.D.E.30.A.B.C.GyD.E.31.A.B.C.D.13E.32.A.B.C.D.XE.33.A.34B.4.55C.5.56D.6.57E.71034.A.B.C.D.CTE.MR35KLA.26B.28C.68D.610E.81036.abL=2ab/(a+b)37.A.B.C.D.E.38.E0zA.Ez=E0/(1+z/Rp)B.Ez=E0/(1-z/R50)C.Ez=E0/(1+z/R50)D.Ez=E0(1+z/R50)E.Ez=E0(1-z/Rp)39.A.B.C.D.E.40.A.B.C.D.E.41.CTA.CTB.C.D.E.42.LmaxLLTDA.TD=Lmax+L+(1-P)*LB.TD=Lmax+L-(1-P)*LC.TD=Lmax+L-(1+P)*LD.TD=Lmax-L+(1-P)*LE.TD=Lmax-L+(1+P)*L43.CTA.CTCTB.CTC.DRRD.CTE.CT44.A.B.C.D.E.45.A.B.C.D.E.46.A.B.NPC.D.E.47.A.B.C.D.E.48.4RA.B.C.D.E.49.A.B.C.D.E.50.GMA.B.C.D.E.51.A.J?kg1B.GyC.C?kg1D.E.J?52.-60A.0.25MeVB.1.25MeVC.2.25MeVD.3.25MeVE.4.25MeV53.A.0.5.B.1.0C.1.5D.2.0E.2.554.CTCTA.0.5B.1.0C.1.5D.2.0E.2.555.A.50B.50C.50D.50E.5056.A.CTB.CTCTC.CTD.CTXE.CTXCT57.A.B.C.D.E.58.10ProfileA.50B.60C.80D.90E.9559.A.90oB.180oC.270oD.45oE.135o60.A.B.C.D.E.61.A.B.C.D.E.62.A.B.C.D.E.63.A.B.C.D.E.64.A.B.C.D.E.65.A.B.C.D.E.66.A.B.C.D.E.67.DRRXRACTB.CTC.D.CTE.CT68.A.B.C.D.E.69.A.14B.1020C.515D.2030E.405070A.B.C.D.E.71.10010109IAEAA.6.24MeVB.9.24MeVC.12.24MeVD.15.24MeVE.18.24MeV72.-137A.1B.2C.3D.4E.573.OCRA.1B.2C.3D.4E.574.A.B.C.D.E.75.A.2mm,1mmB.1mm,0.5mmC.5mm,2mmD.1mm,1mmE.2mm,2mm76.A.B.C.D.E.77.CTA.XB.XC.XD.E.78.A.B.C.D.E.79.A.100B.C.100D.E.80A.B.C.D.E.81.A.B.C.D.E.82.A.B.C.D.E.83.A.B.C.D.E.84.XA.B.XCD.E.85.A.B.C.D.E.86.A.B.C.D.E.87.A.B.C.D.E88.A.2060LeksellB.201-60C.40D.E.41889.A.B.C.D.E.90.A.B.C.TPSD.E.IECBC91.A.B.C.D.TPSE.92.A.B.C.D.E.93.A.TLD10010minB.TLDC.DTLDE.TLD94.IMRTMLCA.B.C.D.E.95.A.B.C.D.E.96.ICRU3A.B.C.D.E.97.A.B.CDE.98.A.B.C.4D.E.14099.A.2DB.C.D.E.100.A.B.C.D.E.