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我国第一架自行设计、制造的大型喷气客机一运10飞机,自一九八○年九月二十六日首次试飞成功至今,已经过去了二十个年头。今天,当我们满怀激情地纪念这个具有重大意义的日子
It is already 20 years since our first successful test flight of the first large-scale jet airliner designed and built by ourselves on September 26, 1980 has passed. Today, when we are passionately commemorating this momentous day