1.
2.
3. | |
4. | |
5. | |
6. | |
7. |
4
:
1. l b .
2. 24670-81
3. 10549-80.
4. d 48 ; 1, 2, 3, 4.
5. , , .
:
1. 1, d = 16 , P = 1,5 , l = 60 :
16×1,5×60 7798-70.
2. , 2:
216×1,5×60 7798-70.
:
1. × .
2. (1,65) .
3. , , .
:
1. l , : 2; (2,5) 3; (3,5); 4; 5; 6; (7); 8; 9; 10; 11; 12; (13); 14; 16; (18); 20; (22); 25; (28); 30; (32); 35; (38); 40; (42); 45; (48); 50; 55; 60; 65; 70; 75; 80; (85); 90; (95); 100; 110; 120.
2. b l, .
3. 24669-
4. 24670-81. 10549-80
6. d= 120 .
7. .
8. , , .
:
1. ( ), d = 10 , P = 1,5 , l = 50 , b:
.10×1,5×50 1491-80.
2. , ( ), P = 1,25 , b = 40 :
10×1,25×50 40 1491-80.
:
1. l , : 2; (2,5) 3; (3,5); 4; 5; 6; (7); 8; 9; 10; 11; 12; (13); 14; 16; (18); 20; (22); 25; (28); 30; (32); 35; (38); 40; (42); 45; (48); 50; 55; 60; 65; 70; 75; 80; (85); 90; (95); 100; 110; 120.
2. b l, .
3. 24669-81
4. 24670-81
5. 10549-80
6. d= 120 .
7. . 2 , 10753-86.
|
|
8. , , .
:
1. ( ), d = 10 , P = 1,5 , l = 50 , b:
.10×1,5×50 17473-80.
2. , ( ), P = 1,25 , b = 40 :
10×1,25×50 40 17473-80.
:
1. l , : 2; (2,5) 3; (3,5); 4; 5; 6; (7); 8; 9; 10; 11; 12; (13); 14; 16; (18); 20; (22); 25; (28); 30; (32); 35; (38); 40; (42); 45; (48); 50; 55; 60; 65; 70; 75; 80; (85); 90; (95); 100; 110; 120.
2. b l, .
3. 24669-81
4. 24670-81
5. 10549-80
6. d= 120 .
7. . 2 , 10753-86.
8. , , .
:
1. ( ), d = 10 , P = 1,5 , l = 50 , b:
.10×1,5×50 17475-80.
2. , ( ), P = 1,25 , b = 40 :
10×1,25×50 40 17475-80.
:
1. l , : 2; 2,5; 3; 4; 5; 6; 8; 10; 12; (14); 16; (18); 20; (22); 25; (28); 30; 35; 40; 45; 50.
2. d=112 .
:
1. A, d = 12 , P = 1,75, l = 40 :
.12×1,75×40 1476-93.
2. , :
12×1,75×40 1478-93.
.
d=1,6 48 .
:
1. 1, d =20 , P = 2,5 :
20×2,5 5915-70.
2. , 2:
220×2,5 5915-70.
:
1. d = 448 .
2. n = 6 d = 439 ; n = 8 d = 42, 48 .
:
1. 1, d =20 , P = 2,5 :
20×2,5 5918-70.
2. , 2:
220×2,5 5918-70.
. d = 148 .
:
1. 1, d = 16 :
|
|
16 11371-78.
2. , 2:
2.16 11371-78.
. d 48 .
:
1. d = 16 :
16 6402-70.
2. , :
16 6402-70.
:
1. × b = l - 0,5d - 2P.
2. d1=2; 2,5 ; l 300 d l, 2.
3. 10549-80
:
1. d = 16 , p = 1,5 , l = 50 :
16×1,5×50 22032-76.
2. 12 , 1,25 1,75 , l = 50 :
12× ×50 22032-76.
. 397-79
:
1. d0 .
2. , : 4; 5; 622 ( 2); 25; 28; 32; 36; 40; 45; 50; 56; 63; 71; 80; 90; 100; 112; 125; 140; 160; 180;; 280.
3. d0= 0,6..20 .
.
d 0 = 4 , l = 32 :
4×32 397-79.
: ;
:
1. d = 0,650 .
2. l , : 2,5; 3; 4; 5; 6; 8; 10; 12; 14; 16; 20; 22; 24; (25); 26; 28; 30; 32; 35; (36); 40; 45; 50; 55; 60; 65; 70; 75;80; 85; 90; 95; 100; 110; 120; 140; 160; 180; 200; 220; 250; 280.
:
1. 1, d = 8 , l = 30 :
8×30 3128-70.
2. 2, d = 3 , l = 12 :
2.3×12 3129-70.
.
.
.
10×1, 481-80:
10×1.
:
1. 3 .
2. 500 .
3. l , : 6; 8; 10; 12; 14; 16; 18; 20; 22; 25; 28; 32; 36; 40; 45; 50; 56; 63; 70; 80; 90; 100; 110; 125; 140; 160;; 500.
:
1. 1 b = 14 , h = 9 ; l = 100 :
14×9×100 23360-78.
2. 2:
214×9×100 23360-78.