. , . 14 . 20 . 28 .
, . 20 , 28 .
20 As = 628 2
.
ͷ.
20 . 14 As = 308 2.
.
ͷ.
20 28 1+4 : 12=197,72 ͷ; 21= -387,23 ͷ; Q 12=398,4 ; Q 21= -463,76 ; q =148,65 /. = -67,82 ͷ .
;
; ; .
20 W =(Q /2 qsw)+5 d.
,
.
20
.
,
.
28
.
28 As =1847 2:
.
ͷ, = 297,56 ͷ.
(. 4.3).
4 , , . 2 28 2 20 . 4.4
h 0 = 700-62=638 , As =1860 2.
.
. 4.3. .
ͷ.
|
|
20 2 28 . 4.4.
. 4.4. |
h 0 = 700-44=656 , As =1232 2.
.
ͷ
(. 4.3) 1+2:
12=-197,72 ͷ; 21= -364,26 ͷ;
Q 12=402,37 ; Q 21= -459,8 ; q =148,65 /.
= 259,18 ͷ.
;
; ; .
1,92 3,21 .
;
.
;
.
l 3 =1,62-0,33 =1,29 l 4 = 3,79+0,33=4,12 .
50
,
l 1 ; hcol ; 50 ; 20 , .
10 15 . 5 [2].
.