রেফারেন্স পুস্তিকা


F12
 
A


•



•
99E78
528
AF
AF

 AF

98E77



F6
 
4463E34




ISO
•
•ISO
53
63E39



 
ISO

–


•W
•
•
•
•ISO
•

m


54
28
53
59
63E39
4554



59