.


:




:

































 

 

 

 





. .

__________________________________________________________

__________________________________________________________________

________________________________________________________________________

_____________, ________________.

___________ .

 

 
 

:

 

___________________.

8.5

.

 

       
,          
, 3          
, /3          
, 2          
,          
, /2, _______ .          
,          
, , 28 .          

 

(. 7):

= ______________________ = ___________________________

 

:___________________________ __________________________________________________________________

__________________________________________________________________________

________________________________________________________________________________

 


 

充...3

1. 셅..4

2. ..4

2.1. .5

2.2. 腅...7

2.3. 腅.9

2.4. ...12

..........16

...17





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