II-22-81(1995)
Administrator   
05.08.2008 .
    

6.44. , , , .

N £ gpRA,                                                    (51)

  - , ;

R - ;

g - , ;

- , .

g (, , , , ) :

g = 1, Ab £ 0,1 A;

g = 0,8, Ab £ 0,4 A,

Ab - .

b g .

(, .), , Ab > 0,8 , g, (51) = b.

:

- 1;

- 0,5.

6.45. , , ,

N £. nRbAn + RAk,                                        (52)

   Rb - , ;

n - , , ( );

  R - ;

k - ( , );

= 1,25 - = 1,1 .

6.46. (. 14,)

 II-22-81                                                     (53)

  Q - ;

  Rc - ;

- ;

b - ;

 e0 -

 II-22-81                                                      

- Q .

 II-22-81                               (54)

(53), .

2 (e0 > 2), :

 II-22-81                                                     (55)

1/3 (. 14,).

 II-22-81

. 14.

 


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