1) lnt ∆=-;
2) = f (t) ;
3) ( : , , , );
4) ;
5) : - :
- ε=Q/(4πB), (Q . )
- k=εμ/h
- ∆ ,
/=α
________________________________________________________________
.
____ - . - - .
. Q. .
. , t0 ( ). t0 t04 10 . t0 0 . Q1 t Q1<Q2<.<Qn. t t(0,08-0,2) t0. 2-3 . , -
, Q00,5 Q1 t0. .
. , ,0 t0. , . , , Qp b.
, ( ) C*=aQ0+bQ02=const.
___
(t1 - t2)
:
;
.
|
|
- , , , , . , . , . , . , , , .
_________________________________________________________
. . .
, . , . , 3 4 , , . , .
)
)
(. 3.7)
³ 20 t, t , , .
) (. 3.8). 2 lg t .
£20 t, ..
t.
_ . 1. .
, 106 /. R = 300 . h = 17,6 , = 0,18. : = 2,6 ; = 1110-10 -1 (1110-5 2/); = 1,16; = 0,86; =110-10-1(110-5 2/).
8.1.
8.1
t, | /2 | t, | /2 | |||
2,080 2,477 2,778 2,954 3,078 3,176 3,255 3,380 | 120,30 1,50 2,06 3.55 4,50 5,11 6,17 6,70 7,00 | 3,477 3,556 3,623 3,681 3,732 3,778 3,891 3,982 4,158 | 7,15 7,30 7,40 7,48 7,55 7,65 7,70 7,85 8,10 |
. 8.1.
. 8.1. (1 /2 0,1 ).
, :
|
|
/2
, , 2,15 /2.
3/
;
2/
:
, .
_______________________________________________________________
.
. , , , Q . R Ri b
. 2/Q (.3.6, .2). , ( ) . b, .