,
( )
. . , . , , . ( ).
pvk = const (4.1)
, v, 3/ , k =/v - , k =1,3, k =1,135.
(dG/G= 0) G, / Q, 3/ :
G =rF= cF/v; Q =Gv=F, (4.2)
, / , F, 2 . Gvt=mtF, m=G/Gt - , G ( ) Gt . t v .
() () :
. (4.3)
(4.3) h .
( ) * ( , ) :
(4.4)
(4.5-4.6)
R =464 /(×).
q :
(4.7)
=0,0311(×/)0,5, m - , F , - . , e=/ 0 e* ( e *=0,5457) G *, 0 . e* q =1 (4.7) G *.
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=/. <1, = 1, - >1.