???б????? ???? ?????? ??? ?? ??а? ????? ??????? ????? ?? ??u?????ε? ?????? ???????? ???????. ???????? ?????? ???? ???? ????????κ??? ?????????? ????? ???? 120???? ?????? ?????? ???.
 1915?? ~ 1956??
???? ????? ?????? ?????? ?????, ?????, ????????, ???????, ??????????, ???? ???? ??????????, ??????? ??????? ???? ???? ?????? ??o????? ?????? ???? ???????.
6.25 ???????? ?ı??? ???а???? ??????? ????, ?а??? ????? ?????? ??? ?? ???? ???а?, ??????, ????? ???? ??????, ???????? u???? ???? ?δ?u??? ??????п? ???? ???л? ?????? ???? ???? ??? ??? ??????.
1957?? ~ 1970???
?????? ???? ??? ?þ? ?????? ???б??? ??????? ???? ?????, ?????, ???а?, ??????, ??????????, ????????, ????, ????, ??????? ??? ???? ????? ????????, ?л????, ?л????, ??a?ð? ?????? ???????? ???? ????? ?????.
??? ????? ????? ???? u??밡 ????????? ???? ????????? ?????????? ???ο? ???? ?????? ?????????? ?????? ???, ?б??? ??????? ????? ???簡 ????.
???л???? ??????? ????????? ?????? ????????? ?м??밡 ?????.
1980??? ~ 1990??? ??
?? ????? ???? ??¿? ???? ???? ?μ??? ?????? ???????, ?? ????? ?????? ??????.
?????? ?????? ???а?, ??????? ???, 100?????? ???? ?????? ?????л?, ?????л? ?? ?????u??? ????????? ????????? ?????.
1990??? ?? ~ ????
?????????u??? ????? ?????????? ?????, ??2, 3???а??? ?????, ?????? ?????? ???п??? ???п??? ?????.
??? ???????¿? ???? ??????, ?Ｚ??, ??????긮??, ?????????????? ???? ??????????, ?? ?????? ??? ??o????? ??????? ???????? ??ι???????? ????????.
?????????? ?쳲?????? ?????? ???????? ???? ?? ???? ????, ???????????? ?????????? ???? ???? ?????? ?????????? ???, ??????? ???? ????? ??????.
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