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1.

(17)

- (). .5.

(18)

0 - , .

(19)

t 0,3 .

3 - , - .

(20)

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(21)

 

2.

, - L

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V ,

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/

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(24)

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(25)

 

3.

(26)

 

4. Z

(27)

 

5.

(28)

α= 0,7-0,8

 

6. -

-,(29)

- , 30

 

7. -

=×α (30)

 

8. -

, -(31)

 

9. Q, .

(32)

 

10. Q

(33)

-

, (34)

F , 2561 2

 

11. , .

(35)

 

12. Q,

(36)

(37)

 

13.

(38)

 

14. , .

(40)

; 50

Q ;

Q , , 0,25

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,(41)

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.7





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