Duba wurin da ke ƙasa sannan ka amsa tambayar daga baya a cikin harshe ɗaya kamar yadda wurin yake:  Passage: A watan Maris na 1981, USAF ta sanar da shirin Enhanced Tactical Fighter don samun maye gurbin F-111. Daga baya aka canza sunan shirin zuwa gasar Dual-Role Fighter (DRF). Manufar ta hango wani jirgin sama wanda zai iya kaddamar da ayyukan hana iska mai zurfi ba tare da buƙatar ƙarin tallafi ta hanyar rakiyar jirgin sama ko katsewa ba. General Dynamics ya gabatar da F-16XL, yayin da McDonnell Douglas ya gabatar da F-15E. Jirgin Panavia Tornado shima dan takara ne, amma tunda jirgin sama bashi da kwarewar jirgin sama mai karfin gaske, hade da gaskiyar cewa ba a yi shi a Amurka ba, ba a yi la'akari da shi da gaske ba.  Tambaya: Menene Douglas ya gabatar?
da F-15E