However, it has been on the drawing board since 1980, and since then Kruger Mpumalanga International Airport has opened and Maputo and Durban airports have been upgraded.
然而，自1980年以來，它一直在繪圖板上，從那時起，克魯格姆普馬蘭加國際機場開放，馬普托和德班機場升級。