:

belimo

:

./
(4812) 31-08-84,
(4812) 31-74-79,
(4812) 31-74-99.


---- + wx----- + wy----- + wz----- = ------ g + vV2 wz .

dz pSz

:

awSwz alf Swz Swz dwz

-

------- + I wx------ + wy----- + wz------

aT di \ dz

apab\ pdz/ a.


71


, :

= ^/, = /(a,) = ag=avajaf . (4.11)

(D (2) (3) (4) (5)

(4.11) (7), (3), (4) (5) (2), :

-^=1; ^-=1; -Lj-=\; -------------------- =1. (4.12)

2 2222

Oi< apa,al < afa^

(I) (II) (III) (IV)

(IV) (4.12): ^^) = 1. , :

(',/'2)(/,//2)' ',/, W2l2

= 1, = = idem,

v,/v2 v, v2

wl/v = '// = Re, (4 13)

.. - . .


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