. . . ,   .  ,  (-).    ()
1 2 3 4

. , .


. .
( ): , , , , , 1, 3, , - ( ) .
 


- ( ), ,

- ( ), ,

  :
- 24, 26, 32,5, 34, 36.

.

250 , . -15° +50°.

5 .


, 2

2 - 3 1,5; 2,5; 4