II-22-81(1995)
Administrator   
05.08.2008 .
   

, , ,

3.20. ( ) 0 :

0 = aRu;                                                      (1)

0 = aRsku.                                                    (2)

(1) (2) a - , . 3.21.

, .

, ; Ru - ( ) ,

Ru = kR,                                                        (3)

k - , . 14:

R - , . 2 - 9 , , . 3.9 - 3.14.

14

k

1. , , , -

2,0

2.

2,25

 II-22-81                                                   (4)

(2) (4) Rsku - ( ) 150 , :

 II-22-81    ;                                    (5)

 II-22-81                                       (6)

m - ;

m =  II-22-81

s k - , m . 4.30;

Rsn - , -I -II , -I - 0,6 .

3.21. a . 15.

15

 

a

 

25-200

10

4

0,2 (2)

1. , (g ³ 1800 /3)

1500

1000

750

750

500

2. , ,

1500

1000

750

500

350

3. , , ,

1000

750

500

500

350

4. , :

         

750

750

500

500

350

500

500

350

350

350

5. :

         

750

500

350

350

200

500

350

200

200

200

6.

1200

1000

750

500

350

7. , , , ,

1000

750

500

350

200

8.

750

500

350

350

200

9.

500

500

350

350

200

: 1. l0/i £ 28 l0/h £ 8 (. . 4.2) .

2. . 15 (. 7 - 9) .

3. a = 2000.

4. a . 15 0,7.

5. , .

3.22. :

) , , ( , , , , )

= 0,5 e0,                                                     (7)

, e0 - ( ) , (1) (2).

) , , , ,

= 0,8 e0,                                                     (8)

3.23.

e = v  II-22-81                                                           (9)

s - , e;

n - , ;

v = 1,8 ‑ ( 138 );

v = 2,2 ‑ ;

v = 2,8 - , ;

v = 3,0 - , , :

v = 3,5 - , ;

v = 4,0 - , .

3.24. 0 v.

3.25. , .

3.26. .

:

, , , , - 3×10-4;

, ( ), - 4×10-4;

, ( ) - 8×10-4;

3.27. G = 0,4 0, 0 - .

3.28. . 16.

16

at  .-1

1. ,

0,000005

2. ,

0,00001

3. ,

0,000008

. .

3.29. . 17.

17

m

 

1.

0,7

0,6

2.

0,6

0,5

3.

0,45

0,35

4.

0,6

0,5

5. ,

0,55

0,4

6. ,

0,5

0,3

 


II-22-81(1995)
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