:
G (h - h 1)= W (t 2 - t 1) , (17.1)
h - , , /; h 1 = t - ; =4,19 /(×0) ; W , /; t 1, t 2 - . G , / h . t , D t : t = t -D t .
( ) - (.17.3).
.17.3. : p p; t ε
, : =+, . e = G / G :
(17.2)
. e . , .. - e. . , ,
D = - ´. (17.3)
D =270-410 ( ).
, , , : . .17.3, t ε . , , . - , .
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Dt=t-t, . , .
2-30. , . 10. , 1%. , N =300 30 /, N =800 60 /. , , .