-
1
. , , , , . , , .
2
. :
- ;
- ;
- ;
- .
3 -
3.1
| 1 , | N N | - | - |
| 2 1- , . | T | ||
| 3 | |||
| 4 , | |||
| 5 , % | |||
| 6 , , | |||
| 7 | N | ||
| 8 | 8,4 | 8,4 | |
| 9 : | |||
| 10 , | |||
| 11 , | W | ||
| 12 : *, 13 , 13 , | * |
3.2
| 1 , | , | ||
| 1 12-6g×80 7798-70 | 12166,78 /. | 4,88 | |
| 2 10-6g×25 7798-70 | 4338,01 /. | 1,76 | |
| 3 | |||
| 4 12-6 5927-70 | 2478,08 /. . | 1,00 | |
| 5 10 -6 5927-70 | 1671,19 /. | 0,68 | |
| 6 - | 96 / | ||
| 1928,32 |
|
|
|
3.3 ,
| , | , | |||
| 1 30245-03 | 120×120×4000 | 72,22 | 31500 / | 2289,42 |
| 2 2590-88 | 60×250 | 4,58 | 19500 / | 89,31 |
| 3 535-88 | 800×40×40 | 10,05 | 38200 / | 383,91 |
| 4 2590-88 | 450×20 | 25,12 | 19700 / | 494,86 |
| 5 2590-88 | 160×250 | 39,69 | 21000 / | 833,49 |
| 6 8509-93 | 160 x 160 10 | 24,49 | 1060 | |
| 7 2590-88 | 60×80 | 1,79 | 19500 / | 34,9 |
| 5185,89 |
3.4 ,
3.5 ,
=×
3.6 ,
=×
3.7 ,
=++++
4
) =(1-2)×N2××(1+) ×(1+) ×(1+) 
+ 
)
=/
