, α ≥ 1 , α < 1 , .
α < 1 , . :
. (5.4)
() , , , , 1 α < 1 :
;
;
:
;
;
. :
- , 2 . =0,45-05. =0,5.
:
:
:
α > 1
α < 1
.
5.3
, , /(),
. (5.5)
, /();
, (5.6)
tc ,
; tc = Tc 273 = 612.
; tc=Tc273=505,17
, /(),
( + + + + ), (5.7)
, , , , -
tc t /).
, 2, t2 t = 01500 C.
=27,941+0,019
-5,48710-6 =37,514
=24,953+0,005359
=28,233
=20,93+0,004641
-0,8410-6 =23,456
=20,398+0,0025
=21,928
=27,941+0,019 -5,48710-6
=36,1389;
=20,597+0,00267
=21,945;
=24,953+0,005359
=27,66;
=20,68+0,000206
-0,58810-6 =20,63;
=20,398+0,0025
=21,66
:
:
:
(5.8)
( γ2 γr)
:
:
|
|
=2025 (/).