Aviation Dictionary
مخزن سوخت اضطراری روی بعضی از هواپیماها منجمله هواپیماهای شکاری که بعد از مصرف سوخت از بدنه جدا میشود
An externally mounted fuel tank used on some military aircraft. Fuel is used from the drop tank first, and then the entire tank is dropped from the aircraft to get rid of the weight and the drag.