: 35 1050-88,
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010 -
1 l=
2
3
015
1 1,6 45
2 Æ21,8 l =32,4
3 1 45;Æ28,3; l= 46
4 Æ ; l=55
5 Æ52
6 ƅ=3; Ø20,5, l =34; R1;R 0,5 45
7 22 1,5-8g l =29,4
1 2 45
2 Æ42 l =45; l =15
3
020 -
1 b = 89(+0,036) l =35; l =5;R4;h=4+0,2
2
3
025
1 d-8x 36e8x42a11xf8 l =45 R50
2
3
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030
1 32..37HC
035
1 Æ28h7(-0,021) l =54,
2
040
.
015
01 245%
: t=0,7
: S=0,4 / / 1 /
V, /:
, / 8 / (2.20)
Cv = 350; x=0,15; y=0,35; m=0,2 / 8 /
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T , (=60)
Kv - ,
Kv = Kmv × Knv × Kuv × KTv× KTc × K× Kr , / 8 / (2.22)
mv ,
, / 8 /
Kτ ,
(Kτ=0,8) / 8 /
nv (nv=1,0) / 8 /
mv = 0,8
nv -, (nv=0,8) / 8 /
uv -,
(uv=1,15) / 8 /
Tv ,
(Tv=1,0) / 8 /
T ,
(T=1,0) / 8 /
φ - , φ
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(φ=0,7) / 8 /
r , r
(r=0,94) / 8 /
Kv = 0,56 × 0,8 × 1,15 × 1,0 × 1,0 × 0,7 × 0,94 ≈ 0,34
V, /:
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, / 6 / (2.22)
V , /
D ,
/
n= 600 /
PZ, :
PZ = 10 × Cp × tx × Sy ×Vn × Kp, / 8 / (2.23)
Cp = 300; =1,0; y =0,75; n = -0,15 / 8 /
,
= Kmp × Kφp × Kgp × Klp × Krp, / 8 / (2.24)
Kmp ,
Kmp = , / 8 / (2.25)
n (n=0,75) / 8 /
φ - ,
(φ=0,89) / 8 /
g - ,
(g=1,0) / 8 /
l - , (l =1,0) / 8 /
rp - , (rp=0,87) / 8 /
= 1,31 × 0,89 × 1,0 × 1,0 × 0,87 ≈ 1,01
PZ, :
PZ = 10 × 300 × 0,71,0 × 0,40,75 × 76-0,15 × 1,01 ≈ 551,5
Sm, /
Sm = So × n / 6 / (2.26)
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n , /
Sm = 0,4 × 600 ≈ 240 /
N e, :
, / 8 / (2.27)
Z , ;
V , /
, :
0,68 £ 10 × 0,75
0,68 £ 7,5
020 -
01 b = 89(+0,036) l =35; l =5;R4;h=4+0,2
: t=2,5
: =4
: SZ =0,02 / / 1 /
V, /:
, / 8 / (2.28)
Cv = 46,7; x =0,5; y =0,5; u =0,1; p =0,1; m =0,33 / 8 /
T , (=80) / 8 /
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Kv - ,
Kv = Kmv × Knv × Kuv, / 8 / (2.29)
mv ,
, / 8 /
Kτ ,
(Kτ=0,7) / 8 /
nv (nv=1,0) / 8 /
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nv -, (nv=0,8) / 8 /
uv -,
(uv=1,0) / 8 /
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Kv = 0,49 × 0,8 × 1,0 ≈ 0,39
V, /:
n,/:
, / 6 /
n /
692 :
n= 500 /
V, /:
, / 6 /
PZ, :
/ 8 / (2.30)
Cp = 68,2; =0,86; y =0,72; u =1,0; = 0,86; w =0 / 8 /
Kmp ,
Kmp = , / 8 /
n (n=0,75) / 8 /
Kmp = ≈ 1,31
PZ, :
, ×:
, / 8 / (2.31)
D ,
Sm, /:
Sm = SZ × n × z, / 6 / (2.32)
SZ , /;
n - , /;
z- .
Sm =0,02 × 500 × 2 = 16 /
N e, :
, / 8 / (2.33)
, :
0,14 £ 2,2 × 0,75
0,14 £ 1,65
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