1 1829 , , , , ....
1 - ( 1 7 )...
6 ...
9 ....
5 . .
. 60° () - .. ( 1556668) (39).
, , 3-4 . , .
0,5 . , . 3-6 4-5 , 90% .
. .
78%. 5 74%, 10-15 - 65-70%. 65%, 5 - 48-53% 10-15 42-47%.
, , .
:
, Spinet.ru
? !
...