(. 12.6)
. .
; 1: 1, .
; aw = 200 .
; ; .
;
) 1 = 1,2d; ;
) = d;
) = d; , .
; d 1 = 40 d 2 = 60 (. . 12.3 12.5).
. :
d | D | B | , | ||
, | 0 | ||||
41,0 81,9 | 22,4 48,0 | ||||
. D = 90 da 1 = 71,66 . |
. . (. . IX, . 9.47). = 8¸12 .
l 1= 78 l 2 = 82 .
l 1 = l 2 = 82 .
l 1,5 ; 312 = 31 ; l = 1,5 × 31 = 46,5 ; l = 46 .
D d o ; D = 14 (. 12.7). 0, 7d = 0,7 × 12 = 8,4 . 10 . l 5 t. , l = t + 5 = 31,75 + 5 = 36,75 .
l 3= 81 , . l 3 = 82 .