Механика очага землятресения. Спецкурс. Воронина Е.В. - 15 стр.

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МГУ | Москва

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13
-
—
-
-
-
-
-
:
()
1
2
ε= +
,1,2,3
=
. (3.2)
-
() () ()
0
,,,
ε= +ε.
-
–
() () ()
σ=σ+τ
, (3.3)
()
,τ —
–
()
ν
:
() ()()
=σ +τ ν
,
—
ε
.
13 31
.
+−
≠
                                                                                                         13

kf_s_gby \ h[eZklb hqZ]Z k
]em[bghc m[u\Zxl wdkihg_g-
pbZevgh ih^ iehkdhklvx jZa
ju\Z b ebg_cgh — gZ^ g_c
      L_gahj ^_nhjfZpbb kj_-
^u kh^_j`bl khklZ\eyxsmx
hibku\Zxsmx gZqZevgmx ^_-
nhjfZpbx ^h a_fe_ljyk_gby
b ^_nhjfZpbx ijbh[j_l_g
gmx kj_^hc \ ijhp_kk_ \kiZ-
ju\Zgby \ hqZ]h\hc ahg_ a_f-
e_ljyk_gby L_gahj ^_nhjfZ-
pbb k\yaZgghc k ih^\b`dhc \
hqZ]_ ijbgylh kqblZlv fZeuf
H[uqgh _]h ij_^klZ\eyxl \
\b^_ l_gahjZ Dhrb:
 εLM =
           1
           2
            (XLM + X ML   )    , =1,2,3 . (3.2)
                              L M



     Iheguc l_gahj ^_nhj-
fZpbb
       &               0 &                &                     Jbk  <_jlbdZevgZy khklZ\eyxsZy kf_s_
 εLM ( [ , W ) = HLM    ( [ , W ) + εLM ( [ , W ) .             gbc gZ jZaju\_ X13+ ≠ X31 − . Ijb a_fe_ljy
                                                                k_gbb kdZq_d kf_s_gbc ihjh`^Z_l k_ckfbq_
    GZijy`_gby gZ jZaju-                                        kdb_ \hegu
\_ \ujZ`Zxlky l_gahjhf
IbheZ–Dbjo]hnnZ                  



                                      σLM ( [  W ) = σLM       ( [ ) + τLM ( [  W ),
                                              &                  &           &
                                                                                                      (3.3)

]^_ τLM ( [&, W ) — l_gahj \gmlj_ggbo gZijy`_gbc
      L_gahj IbheZ–Dbjo]hnnZ hij_^_e_g lh]^Z dh]^Z kms_kl\mxl \g_r     
gb_ ih hlghr_gbx d jZaju\m kbeu ^_ckl\mxsb_ \ gZijZ\e_gbb ν M ( [ ):
                                                                   &



                                      )L ( [ W ) = σLM + τLM ( [ W )ν M ( [ ) ,
                                              &                        &           &



Z lZd`_ — ^_nhjfZpbb εLM .

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