Putanga 1: I whakakorea te kaupapa i te tau 1996, kotahi tau i mua i te hoko a McDonnell Douglas i a Boeing. Putanga 2: I whakakorehia te kaupapa i te tau 1996, kotahi tau i mua i te hokonga o McDonnell Douglas ki a Boeing. Pātai: He ōrite te tikanga o te rerenga 1 me te rerenga 2? He Ae, he Kore rānei?
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