1. .
2. ().
3. ( ) = 1 , . .
4. 2 , 3 , 4 , 5 , . .
5. (D n z, D n ) P = 1 .
6. , D P = 1 :
Dez = e × Dnz, De = e × Dn,
e - .
7. :
8. :
,
9. .
: :
:
= (1,92,1)×105 ,
m = 0,250,3.
:
= (0,680,72)×105 ,
m = 0,320,36.
.
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2. ?
3. ?
4. ?
5. .
6. ?
7. ?
8. ?
9. ?
10. ?
11. ?
12. ?
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14. ?
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16. ?
17. ?
1.
.
: ______________________________________________________________________
1. .
2. .
3. :
h =______ b =______ l =_______ F=_______2
4. :
| P | |||||
| 1 | 2 | 3 | 4 | 5 | |
| nz (1 ) | |||||
| nz (2 ) | |||||
| nx (3 ) | |||||
| nx (4 ) |
5. ΔP =1:
| Δnz1 | ||||
| Δnz1 | ||||
| Δnx1 | ||||
| Δnx2 |
|
|
|
6. ΔP =1:
____________________________________________
____________________________________________
- .
7. :
8. :
9. :
_________________________
. . 201 .
201 .
2
.
: . .
