3 [1] Nc=590 ² 3.1 .
3.1
( ) 1740 | 3 : ,, 1750 761-742 . ,, 1750 761-74 | |
- 440 : I 42 ; II 56 ; III 32 . | 440 , 32 (III ); 225 (9 25 ), 225 (9 25 ) 322/21225 22879, 322/21225 22879, 10080 | |
- () | - 2 . | I 137 I -34 . 2315-79, I -34 . 2315-79. |
- 2 . | 3 66 (32-34) 5.227287 | |
2 . | II 43 II-34-3 . 5.2316-79, II-34-3 . 5.2316-79 |
- BLM | 2 . | BLM 14 |
3.1
, 1 ., 2 ., - 1 | 322/21225 22879 5040 , 1 ., 2 ., 1 . |
3.1.
(3.1).
m = 18,5P1/3,
L = 9,6m, , H = 12,3m, , A = 4,8m, , E = 1,57m, ,
B = 6,8m, , C = 3,14m, , h = 1,05m, , t = 0.81m, , (3.1)
:
m = 223 ; L = 2141,
H =2743 , A = 1070,4,
B = 1516,4, C = 700,22 ,
E = 350,11 h = 234,15,
t = 180,6
3.1
3.2.
:
L = 560 , = 325 ,
= 610 , 1 = 372 ,
l = 850 , l1 = 330 ,
= 235 , b = 235 ,
= 6 30 ,
= 137 .
3.2 .
- 3.3.
:
32
L1 = 1082 ,
L1 * = 1350 ,
34 .
3.3 - ( )
3.4.
(32-34) 600 5.2272-87:
|
|
L = 306 ;
h1 = 60 ;
a1 = 284 ;
B = 110 ;
b = 33 ;
H = 320 810 . 3.4 -
= 65 .
66 .
BLM 14
3.5.
:
= 2152, J=370
= 780, K=2580
=1210 K1=257
L=100
C1= 1409 M=30
D = 360, N=70
d=325 P=720
d1=1020 Q=460
E = 350, S=35
F=1420 W=300
G=947 W1=600
G1=370
H=460
3.5
( 3.6). . 3.6 ABC, 2400 , . A,
= (80 ÷ 110) d = 2560 ÷ 3520 , = 3000 . (3.1)
d ,
b = 0,5*-0,5*d= 1279 (3.2)
b = 1290 .
. , ρ ( - 15˚). γ,˚
γ ≤ 90˚ - φ - 15˚ ≤ 90˚- 45˚- 15˚ ≤ 30˚ (3.3)
φ
γ = 30˚, (3.3), , . 3.7.
. d
D = (8÷12) d = (8÷12) 36 = (256 ÷ 384) (3.4)
:
- D = 320 ;
- L = 2380 ;
- :
t1 = (0,4÷0,5) d = (0,4÷0,5) 32 = (12,8 ÷ 16) (3.5)
t1 = 16 ;
-
t2 = 0,65 t1 = 0,65∙16 = 10,4 (3.6)
t2 = 11 ;
-
δ1 = d = 32 ; (3.7)
-
δ2 = 0,45 d = 15,4 (3.8)
δ2 = 16 ;
-
R ≥ (9÷10) d = (9÷10) 32 = (288 ÷ 320) (3.9)
R = 320 .
. .
;
. .
V=kld210-5 =122532210-5 =2,3 3 (3.10)
|
|
k = 0,85÷1 ;
l , .
.
D = 35 d = 3532 = 1150 . (3.11)
D = 1150 .
[3]
h = 3000 .
, :
- 10 ;
- 12 .
-
h = (0,5 ÷ 0,6) D = (575 ÷ 690) (3.12)
600 .
-
Δh = 15 d = 15∙36 = 480 (3.13)
D ≥ 7d = 7∙32 = 224 (3.14)
D = 230.
t = 0,2 d = 7 (3.15)
(12 ÷ 14) d
400 .
(0,35 ÷ 0,4) d.
14 .
3.8.
셻[1] N = 590 2.
셻 160 132 .
:
. . 0,68<0,9 .
- .
4 .
40% 셻
.
, .
223,7 :
115 ,
842 .
: 37(115) 842 30055 93
:
.
.
IID 200 .
: IID-2-- 11265-73
. , .
.
3.9.
:
D = 377, L = 1430 , = 532 ,
= 780 , = 900 , h = 164 ,
h1 = 126 , S = 16
m = 415 .
3.9
, . .
II .
: II 235 5.2183 76
II 235 5.2183 76
3.10.
:
D = 235 , L1 = 1580 ,
L = 1440 , = 400 ,
= 450 , l = 590 ,
b = 220 , h = 390 ,
z = 180 , t= 50 3.10
|
|
= 580.
115 .
: 360 -- 9321-73.
3.11.
:
D = 360 , D1 = 433 , D2 = 290 , D3 = 468 ,
= 227 , ∆ = 6 . = 144 .
3.11
II 250 .
, .
80 .
3.12.
: 2-250x180 25056-81
:
= , L = 550 , = 300 ,
= 480 , h = 340 , S = 16 .
3.12