????? ?? ??????????(?? ???)? 24～26? ???? ???????? ‘????? ???’??? ???? ??? ‘???????’? ?? ??? 13? ???. ???????? ?? ??? ????? ???? ???? ? ?? ???.

??? ? ‘???????’? ‘??? ??-19?? ???’? ?? ??? ??????? ????? ?? ??? ??? ? ? ??? ? ???.

‘???????’? ???? ?? ???? ??? ???? ?? ? ?? ‘???’ ‘?????’ ‘??’ ?? ??, 19?? ? ?? ??? ?? ?? ?? ??, ??? ????? ??? ???? ????? ????, 1970?? ????? ????, 1980?? ????? ????? ????? ????.

‘??? ??-19?? ???’? 1990?? ?? ?? ????? ??? ????. ‘??’? ???, ‘??’? ???, ‘????’? ???, ‘?? ?’? ???, ‘??? ??? ???’? ???, ‘?? ????’? ???, ‘???? ???’? ???, ‘??? ?’? ???, ‘??’? ???, ‘??? ???’? ???, ‘???’? ???? ????.

‘??????’? ???? ??? ????? 10??? ???? ??? ?? ????(??? ??)? “?? ???? ????? ?? ??? ??? ????? ???? ?? ?? ????? ??? ?? ‘??? ??’?? ?? ?????”? ???.

? ?? ????(IT)????? ??? ??? ??? ‘??? ???’? ‘?? ???’? ???.

‘??? ???’? ????? ??? ??? ?????? ???? ????? ???????(PDA)? ??? ?? ??? ?? ??? ???? ????? ???? ????. ‘?? ???’??? ??? ??? ??? ???? ?? ????? ????.

?? ??? 30?? ?? ??? ????? ?? ?????? ??? ??? ??? ???? ???? ????. ???? ?? ??? ???? ???? ??? ??? ?? ‘??? ??’??? ??? ??? ???? ?? ????? ????. ? ?? ??? ???? ??? ??? ?? ?? ???? ????? ???? ????? ??? ??? ? ??? ??? ? ?? ???? ???? ???.

‘???’? ???? ???? ??? ?? ? ???? ???, ????? ??? ‘?’? ????? ?? ?? ????, ‘??’? ???? ?? ?? ??? ???? ?? ???? ?? ???? ????.

????? ??? ??????? “??? ????? 2000? ???????? ??? ???? ???? ???? ????? ? ??? ???? ??”? “?? ??? ?? ?? ???? ??? ??? ?? ??? ????? ???? ?? ??? ?”??? ????.

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