Механика очага землятресения. Спецкурс. Воронина Е.В. - 59 стр.

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57
2. —
x
x y
v
;
;
.
′
=−
′
=
′
=
(12.1)
SH,
w
()
.
∂∂∂
=+
β∂ ∂ ∂
, (12.2)
()() ()
′
+− −=∆⋅−
. (12.3)
∂
=
′
∂
∂∂
=−
′
∂∂
.

∂∂
−+=


′
β∂ ∂

. (12.4)
β — SH
=
<β
()
−
β
∆
=
π−
(12.5) 
                                                                    57

       2.iehkdbc — ih^\b`dZ gZijZ\e_gZ \^hev hkb x b j_amevlbjmx
s__ kf_s_gb_ bf__l ^\_ dhfihg_glu \^hev hkb x b \^hev hkb y LZdhc lbi
^bkehdZpbc gZau\Z_lky djZ_\hc ^bkehdZpb_c < wlhf kemqZ_ gZijZ\e_gb_
ih^\b`db i_ji_g^bdmeyjgh ebgbb ^bkehdZpbb ?keb ebgbb djZ_\hc ^bk
ehdZpbb i_j_f_sZxlky \ gZijZ\e_gbb iZjZee_evghf ih^\b`d_ lh lZdh_
^\b`_gb_ gZau\Z_lky kdhev`_gb_f
       BKEHD:PBY
       :GLBIEHKD:Y A:>:Q:
     JZkkfhljbf ihem[_kdhg_qgmx iehkdhklv jZaju\Z ^\b`msmxky ih
klhygghc kdhjhklvx v Kbkl_fZ dhhj^bgZl
                                  [ ′ = [ − YW ;
                                  \′ = \ ;                       (12.1)
                                  W′ = W .

     J_r_gb_ bs_lky \ \b^_ ihl_gpbZeh\ jZkijhkljZgyxsboky \heg SH,
h[hagZq_gghf w Kf_s_gb_ gZ jZaju\_ aZ^Z_lky \ \b^_ klmi_gqZlhc _^b
gbqghc nmgdpbb + ( [ ) .
     MjZ\g_gb_ ^\b`_gby h^ghjh^ghc bahljhighc kj_^u k\h^blky d
mjZ\g_gbx ^\b`_gby \b^Z
                              ∂ Z ∂ Z ∂ Z
                              
                                  =    +     ,                   (12.2)
                          β  ∂W  ∂[  ∂\
k ]jZgbqguf mkeh\b_f hibku\Zxsbf jZaju\ kf_s_gby gZ iehkdhklb jZa
ju\Z
                Z ( [ + W ) − Z ( [ − W ) = ∆Z ⋅ + ( − [′) .
                                                       (12.3)

     Ijbf_gyy mkeh\b_ klZpbhgZjghklb ∂ =   bf__f ∂ = −Y ∂ .
                                     ∂W ′          ∂W    ∂[′
I_j_ibr_f mjZ\g_gb_ ^\b`_gby \ \b^_
                                Y   ∂ Z ∂ Z
                               −    +  =  .             (12.4)
                                β  ∂[′    ∂\
     A^_kv β — kdhjhklv jZkijhkljZg_gby SH \heg Wlh mjZ\g_gb_ ijb
Y = k\h^blky d mjZ\g_gbx EZieZkZ j_r_gb_ dhlhjh]h ^ey knhjfmebjh
   

\Zgguo gZqZevguo mkeh\bc b Y < β ohjhrh ba\_klgh
                                                            Y
                                                   \   −
                                       ∆Z                   β
                        Z ( [ \ W ) = DUFWJ                    (12.5)
                                       π              [ − YW

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