1
.
I. :
1. , , .
2. 1050-88.
II. . , , .
III. .
1. , .
2.
d0 = l0 = F0 = |
3. :
=............ (......)
=............ (......)
4.
d1= l1= F1= |
, /2 | ||
, /2 | ||
, % | ||
, % |
1050-88 ______________.
.
I.
II. :
) A = GH = ≈
) A = Gh = ≈
) , AH = G (H - h)= ≈
) KCU = = /2 ≈ /2
: F - ( - 0,8 2).
1. ?
2. , , ?
3. ( ), , ?
4. , ?
5. ?
6. , , ?
7. 1050-88?
8. ?
9. ?
2
|
|
I. :
1. , , .
2. .
II. . , , , . .
III. .
1. _____.
1
, % | |||
% = = | |||
.= | - | ||
R | ' |
2. ................... σ = ´ =,
- ;
- ( = 0,36).
3. ...............
2.
RC | HB | HV | |
3
, | |||||||
___________________________________________________________ | |||||||
1. ?
2. ?
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4. , , ?
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3