అన్వయ మార్గదర్శక పుస్తకం (పూర్తి సూచనలు)

13
   
   
        .
B   
  ,   ,    
  ,   .
      . 
    
 .
   
880880
25
m
0s25
m
0s
1/ 25 01/250
F
3.7
F3
.7
  
     
     
     