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  • ??? ???? 生? 死

    ... ????????? ????? ‘??(accident)’?, ????? NMAC? ‘???(incident)’? ????. ???? ???????? ?? ???? ?? ?? ??? ???? ...

    • 2000-12-01
  • ??? ???? ??? ?? ??? ??

    ??? ???? ??? ?? ??? ??

    ... ?? ‘????’(near miss)?? ??? ? ??? ???? ???? ?? ????? ??? ????? ??.?? ??? ?? ????? ???? ??? ??? ??? ??? ...

    • 2002-05-03
  • ??? ‘??? ?’ ????

    ??? ‘??? ?’ ????

    ... ??? ? ?? ????.??? ??? ??? ‘????’? ??? ?? ? ?? ??? ???. ???? ?????? ?? ??? “????? ???? ????? ...

    • 2003-10-23