2
1.
, ; .
2. .
3. ().
4.
, º | l, | d, | D, | H, | V , 3 | h, | V , 3 | |
5. .
( 600:
3= 3
:
:
/ | , | j, | ,% | , % |
6. , .
7. , .
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3
" "
_______________________
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..
-
3
1. :
; .
|
|
2. ,
3. - .
4. , ( d h) d . r ρ/ρ , HB , s s . .
, | , | ρ/ρ | , % | d , | HB, | σ / σ | ||||||
d, | h, | V, 3 | m, | r, / 3 | ||||||||
:
= F = ppd 2 / 4 =
V = Fh = hpd 2 / 4 =
r = m / V =
ρ/ρ =
= (1 r / r ) 100 % =
=
s / s = HB / HB =
5. r /r p. r /r p = 600−700 .
6. s / s .
7. , ; . .
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4
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_______________________
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|
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4.
" "
1. : ; ; .
2.
3.
3
3
V . = V . + V . = 3
20
22
60
3.
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, | . | ||||
Æ 20 | . . | ||||
Æ 30 |
4. :
a)
=
b)
=
c)
=
5. .
/ | ||
6. .
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5
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5.
" "
1. : ; ; .
2. , . .
3. .
-
= V / V = G / G =
4. ,
5. .
:
V = V + V + V + V
V = 3; V = 3; V =(0,6-0,8) F L = = 3
|
|
V =0 ( )
V = = 3
3
F i d i :
F i = F i + 2(0,60,8) F ;
d i =1,13 ,
F i, d i , .. ; F (F = 0,8 2).
d , .. .
d = , l . =
6.
7. . .
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6
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6.
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1. : , , , , , .
2. . .
3. .
4. - ,
5.
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h 0 | D i-1 | d i | H | |||||
63 | ||||||||
63 | ||||||||
63 | ||||||||
6.
,
, ; di - .
:
k i =
6. , .
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7
"
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7.
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1. : , ; .
2. . .
3. .
1. , 2. 3........................ 4. 5. 7. 8. 9. 10. 11. 12. |
4. .
5. . . . .
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6.
1- | ||
2- | ||
3- | ||
4- | ||
7. .