:
(6.11)
hZ 2B hZ 2H , , . 6.2;
HZ 2B HZ 2H , /.
6.2
5.1, | 5.1, | 5.9, , | 5.10, , | |
bZmax | ![]() | ![]() | ![]() | |
bZmin | ![]() | ![]() | ||
bZ1/3 | ![]() | ![]() | ||
hZ 2 | h 2 | h 2 - 0,1 b 22 | h 2 - 0,1 b 22 | |
b´Z | ![]() | |||
b"Z | ![]() |
HZ 2B HZ 2 , . . 6.3 6.4, (. 6.2 6.3).
6.3
.6.2 | ||||
, | ||||
bZ max |
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bZ min |
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hZ | h' | h' | h' | 0,9 d +h |
bZ max |
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bZ min |
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hZ | h | h 0,1 b | 0,9 b |
6.4
.6.3 | |||
bZ B, | ![]() | ||
hZ B | ![]() | ||
bZ Hmax | - | ![]() | - |
bZ Hmin | - | ![]() | - |
bZ H, | ![]() | ![]() | ![]() |
hZ H | 0,9 b H | h′ H -h 0 | h′ H -h 0 - 1,0 b H2 |
, /,
(6.12)
1,8 , .
. 6.2.
: -
. 6.3. :
-
F δ, FZ l FZ 2 :
(6.13)
kZ . kZ > 1,5÷1,6, ; kZ < 1,2, . .
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