دليل مرجعي (إصدار PDF)

 
  
                 

  c    .
              c  
 .

U
 
 
  
          
.
V




 
         .
   1  10/ .      
   c    .
W
 

           .
 .
   10  20/ .     
    c    .
A
C30
  

  30
 60  120 /     
)
0 137.(
C
C60
B
C120
E
      ) 0 139.(
134
 