93
, , .
t,
b = t / K, (1.129)
K –.
, , . M
l, , ,
1, 2, 3
., , M (. . 1.62).
b .
b
b = Ma = t / K, (1.130)
a – .
t = bK = (MK)a. (1.131)
, t, MK.
(. 1.62, )
,
t,
t
1
= (M–1)Ka. (1.132)
.
, b
, h.
(1.131) M,
K, (1.132) t
1
.
, M, h
A (. . 1.62, ).
t
1
= AB B
M- C. A C,
, .
A b
, AC.
, .
a 30 ,
– 40–50 , – 50–80 . h 200 ,
– 250 , – 300 . b
150 , – 200–250 , – 250–400 .
K M;
M K;
.