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:




:

































 

 

 

 





, , , , .

, , :

di = cpdT i = cpdT -

, . () q, .

. , , , . :

/t + w/ + w/ + wz/z = (2/2 + 2/2 + 2/z2) + qv/r -

- dT/dt -

dT/dt - - , ; , .

dT/dt = Ñ2 + qv/r (2)

w = w = wz = 0, .

(2), w, w, wz. , , . . 2- : , .

3 : 1) , 2) 3) . , .

rdv/dt = rg - Ñp + mÑ2v,

m - ( / 2) , , , dv/dn = 1.

.

 
 


dv/dt = - gbV - 1/rÑ + uÑ2v,

b = r0 - r/r0V (r = r0(1 - bV))

V = T T0

u = m/r - , 2/.

w, w, wz,V (), .

().

rw - , . , , dV r/t dudt.

:

r/t + (rw)/ + (rw)/ + (rwz)/z = 0

r = const Þ

w x / x +w y / y +wz/z = 0 div v = 0.

. , 4- : 1) ; 2) ; 3) q = q + q.

.

. , . , . .

. . . .

 

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