Page 48 - 《水资源与水工程学报》2023年第1期
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4 4                      & ' ( ) & * + , -                 2023 $

            ´, c T Ó T Ìghk1ꛍñò¢i。
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                  G 3 Rx1day ” 5Æ78‚”ÑÒH·                            G 4 Rx1day <ƒ GEV:;”ÑÒH·

                                 m 1 F=]^>(32.5°N,109.5°E) ”3f? Rx1day ” GEVo:‚

                     r_g᝞                AIC   LR( P á)                       jô¢6
            GEV( μ , σ , ξ )              504.916          μ=55.857; σ =13.647; ξ=-0.047
                     T,,)
                  + μ 1 0 σξ                                            =1.292; σ =13.418; ξ=-0.071
            GEV ( μ 0                     502.784  0.042   μ 0  =30.938; μ 1
                           T),)
                        + σ 1 0 ξ         506.829  0.767                         =0.009; ξ=-0.054
            GEV ( μ ,exp( σ 0                              μ=55.700; σ 0  =2.445; σ 1
                                 T),)
                              + σ 1 0 ξ                                                    =0.078; ξ=-0.06
            GEV ( μ 0  + μ 1 0            499.855  0.011   μ 0  =15.947; μ 1  =2.069; σ 0  =1.011; σ 1
                     T,exp( σ 0
                  + μ 1 1-9 σξ                                          =1.530; σ =13.081; ξ=-0.060
                     T ,,)
            GEV( μ 0                      500.009  0.009   μ 0  =20.767; μ 1
                           T ),)
                        + σ 1 1-9 ξ                                              =-0.010; ξ=-0.043
            GEV ( μ ,exp( σ 0             506.760  0.693   μ=56.112; σ 0  =2.848; σ 1
                                  T ),)
                               + σ 1 1-9 ξ 494.322  0.001                                    =0.158; ξ=-0.054
                     T ,exp( σ 0
            GEV( μ 0  + μ 1 1-9                            μ 0  =-10.155; μ 1  =2.887; σ 0  =-1.250; σ 1








                       G 5 3fF=]^>(27°N,108.5°E) ” Rx1day  5=<ƒ4 5 GEV:;” PP G= QQG

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