hackmack造句

Many of the prototypes crashed, one of them killing Hans Hackmack, a close friend of Erhard Milch, the head of Deutsche Luft Hansa and the German civil aviation authorities.
The aircraft made its maiden flight on 26 February 1928 but was lost when pilot Hans Hackmack bailed out at low altitude and was killed after the surface stripped from part of the wing.
*1928 First flight of the BFW M . 20 ( also known as the Messerschmitt M 20 after the designer ), a German single-engine, high-wing monoplane 10-seat passenger transport aircraft, but was lost when pilot Hans Hackmack bailed out at low altitude and was killed after the surface stripped from part of the wing.
It's difficult to find hackmack in a sentence. 用hackmack造句挺难的