. 4.5 YF = 2,24.
[. (4.24)]
[s0 F ] = 53,3 .
III.
: ( )
()
(. 12.22 4.1).
[t] = 25
d 1= d = 32 ; d 1 = 45 . : df 1= 60,8 ; d 1 = 80 d al= = 96 . , , df 1.
b 1= 132 .
l 1 daM 2 = 340 ;
f 1 = 90 .
(. . 12.26).
d 2 = 48 .
d 2 = 55 , d 2 = 60 .
d 2 = 100 .
l c2 = 90 .
IV.
(. . 10.17, 10.18 . 10.2 10.3)
:
d = 10 ;
d1 = 10 .
()
2 = 25 .
:
d 1 = (0,03¸0,036) + 12 =(0,03¸0,036)200 + 12 = 18¸19,2 .
20: d 2 = 16 d 3 = 12 .
V. (. 12.23)
; 1:1, !
; , , w = 200 . , , .
.
, ~ 15 .
l 1 = daM 2 = 340 , .
. l 2 = 125 .
|
|
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, , - : (. . 6 7):
| d | D | |||||
| 61,4 | 0,68 0,41 |
