संदर्भ सूचना-पुस्तिका (संपूर्ण सूचना)

157


 
  
B
    
  ,
 
  
. 
   
 
 .

    
 4  .    
        .
 
  30     

  .
B
      

      
 .
    .   .  35° . 
    .
     
   .
    
    
    .
     
 .   .
  
     

 
 
  
    .
d

M
z


M
  
M
k
,   


 
a

( )
 (
A
102) 
 
   

   
  
    .


    
 
     .