( ) | ||||
D | d | |||
D | d | |||
Δ | d |
2) ( )
; (1.4)
3) d d ( ) :
d = ; d = ; (1.5)
4) :
D = (D + D); d = (d + d). (1.6)
, , , 1/30 , .. 6-8 .
.
3.
.
.
. (. 1.7) .
, , , t . .
1.7
3
t , | t , | Δ t, | ( ) | t , |
= | = | |||
= | = | |||
= | = | |||
= | = | |||
= | = |
( t ) (. . 1.7), . t j: 5, 10, 15, 20 5 . 0,01.
|
|
. (. . 1.7) :
1) Δ ti t j (i - )
Δ tij = t j t ij; (1.7)
2) ( ) i - j -
; (1.8)
3)
; (1.9)
4) j (j -) t j:
; , (1.10)
N t j (N = 5);
5) , (j - ) t j
; (1.11)
6) , , :
; ; , (1.12)
K (K = 4).
( ) .
Δ t = f (t ), (. 1.3) Δ tij .
.1.3.
Δ t = f (t )
:
- ;
- (. . 1.3) ( ) ;
- .