. , . , .

:
( , ) – 250
– 50–75
( ) – 60
– 1 .
( ) – 100
– 1
– 1
: () – 500–700
̸ – 50–70
– 30
– 100
( ) – 10
– 10–15
: – 1 .
() – 16 .
–
:
. , , . , , . 30 . . , , .

, 2–3 . . , . 16 , . 5–7 30 . (, 26 ), 10–15 .

16 , . , , , , . , . 160–170° 20–30 . , .

, . .