:
1 = 45,44 ͷ - ;
ω1 = 78,5 -1 ;
n1 =750 / ;
d = 30 .
= · = 2·45,44 = 90,88 ·,
= 1,52,0 ( 48 [. 10]).
≤ [], 47 [. 10] :
[] = 125 ; n ≤ 4800 /; d = 30 ; ℓ = 42 ; d = 14 ; ℓ = 28 ; L = 89 ; = 120 ; 0 =90 ; z = 4; d0 = 28 . : Δ = 0,3 ; γ =1 30'.
σ = ,
σ = /2.
,
σ = 1,28 /2 < [σ] = 2 /2.
8
, , , , , .. , .
, , , , ( ).
(, 15), . - .
8.1
, , , .. () .
, , , , (.8.1, 8.2, 8,3).
. 8.1
. 8.2
.8.3
δ = 1,8 ≥ 6 ,
2 , ∙.
δ1 = (0,91,0) δ.
() = 1,5 δ.
1 = 1,5 δ1.
ℓ = (22,2) δ.
= 1,25 + 10 ,
.
()
d = 1,25 10 .
() ≈ 10 d.
, , , .
d = 1, 25d.
≤ 250 4, > 250 6. 0,75dae2 ≤ 250 4, 0,75dae2> 250 6.
|
|
. ( ) δ = (0,010,012) L ≥ 3 , L , , .
, . . , . . , 0,51º . , . .
, -. .
8.2
. , . . .8.4 .
. 8.4
15. δ D , 59 [.10].
δ1 δ2:
δ1 ≈ δ; δ2 ≈ 1,2δ.
D = D + 2δ + (44,4)d,
D .
d () 60 [. 10].
, .
15. .
. 8.5 ,,, ( . 8.5,, "", .8.5 ).
. δ, d z 61 [. 10].
. 8.5 ,,,) :
δ1 ≈ 1,2δ;
, "", δ3 ≈ + 0,8δ;
δ2 = (0,91,0)δ;
D = D + (4,04,4)d;
≈ d, d .
. 8.5.
|
|
. , 1 2 .
8.3
, (, , ) , () , .
. . , . .
, , , , .
, , : ( w ≈ 160 ) , , ( ).
(. 8.6). d = 1,25 ≥ 6 , () , ∙. ℓ ≈ 10d.
. 8.6 ()
2 = 25 d 2 . , . .
.8.7 . , .
. R1 = 0,5∙d a2 +2,3 ; ≈ δ; S1 = (0,150,2)D; D' = 1,25D + 10.
. 8.7
, (. . 8.6).
≈ 10d.
, . (. . 8.7) 1 , . 2, . , .
( ), (. . 8.7).
8.4
. , .
: , ; , . . :
|
|
V = .
, , 55, 56 [. 10]. 57 [. 10] , .
, .
().
. . .
. (. 8.8), 54 [. 10].
, , , - , . , . | .8.8 |
9
:
1. .
2. ( ).
3. , .
4. .
5. .
6. .
7. .
8. .
9. .
10. .
, , , .
, 3 30000 , .
, , .