Loading ...
Loading ...
Loading ...
13
.
.
•
, , :
.
•
.
( ) (. 9)
,
.
. .
(10
15 ). . ,
, , .
: .
, -,
.
:
• 8°:
– 1/2 ,
– .
• :
– 1/2 ,
– 25 15 .
•
. .
• 5-6 . ,
.
( ):
.
•
.
•
.
BG
Loading ...
Loading ...
Loading ...