Механика очага землятресения. Спецкурс. Воронина Е.В. - 30 стр.

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МГУ | Москва

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28
()
()

µξ
τ


=



µξ
τ


. (6.5)
ξ
=
:
()
()
()()

λ
ξ
τ



=λ
ξ
τ




λ+
µξ
τ


. (6.6)
λ+
λ
[]
ΣΣ
=Σ=νΣ
∫∫ ∫∫
. (6.7)
()
=∗
. (6.8)
—
-
1
=
∑
∆=
µ⋅
, (19) 
28

     < y\ghf \b^_ fZljbpm ^ey qbklh]h k^\b]Z fh`gh ij_^klZ\blv
                                                µ X ( ξ τ ) 
                                                                   
                                                            


                    P=                                          .                    (6.5)
                       µ X ( ξ τ )                             
                                                     
                                
                                                                    
     >ey lj_sbgu hlju\Z \ iehkdhklb ξ                  
                                                            = :

               λ X ( ξ τ )                                                    
                                                                                     
                      


           P=                  λ X (ξ τ )
                                       
                                                                                    .   (6.6)
                                                                                   
                                                    (λ + µ ) X      (ξ τ ) 
      Lh _klv lj_sbgZ hlju\Z ij_^klZ\ey_l kh[hc kmi_jihabpbx lj_o
\_dlhjguo ^bihe_c k khhlghr_gb_f Zfieblm^     λ + µ  We_f_gl hlju
                                                     λ
\Z wd\b\Ze_gl_g p_gljm jZkrbj_gby b ^\mf k`bfZxsbf ^\hcguf kbeZf
[_a fhf_glZ

     L?GAHJ K?CKFBQ?KDH=H FHF?GL:
      L_gahj k_ckfbq_kdh]h fhf_glZ jZ\_g bgl_]jZem hl l_gahjZ iehlgh
klb k_ckfbq_kdh]h fhf_glZ
                   0 ST = ∫∫ P STG Σ = ∫∫ [XL ]ν M FLMST G Σ .   (6.7)
                               Σ            Σ

     B lh]^Z ^ey wnn_dlb\gh lhq_qgh]h bklhqgbdZ fh`gh aZibkZlv
                           XQ ( [& W ) = 0 ST ∗ *QS T .
                                                                                          (6.8)

      < l_hjbb k_ckfbq_kdh]h hqZ]Z l_gahj fhf_glZ — wlh \oh^ghc kb]gZe
b ^ey ihemq_gby \_dlhjZ kf_s_gby gZ g_]h gZ^h ih^_ckl\h\Zlv l_gahjhf -
_]h jZg]Z
      Bgl_j_kguc ijbf_j bkihevah\Zgby l_gahjZ k_ckfbq_kdh]h fhf_glZ
[ue ij_^eh`_g ;jxghf ?keb fgh]h jZaebqguo a_fe_ljyk_gbc bf_xl h^
                           

gm b lm `_ iehkdhklv jZaju\Z lh kmffZjgZy ih^\b`dZ ih jZaju\Zf [m^_l
jZ\gZ
                                       1     L
                                       ∑ 0 ST
                               ∆8 = L =1           ,                                      (19)
                                       µ⋅6

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