?? ??????????????????????????
????:1?????????150:????????????
2??????
3????????????
4??????
5???????????
???12???3????? ???????????:??????3??????????????????,????????????,?????????????????????????????????-??????????????57.31%???????????
?,???????????????57.31%????????????,??????????????????51?????????????????,?????
?,????????????????????????
??1952??????10?,??72?????????????????;?????????????
?????????????????1990??????????8?,??????????????15????????,21???(?????) ??:???????????????