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?1???????????????6????????? ?,??????????,?????????

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?,?????,???????????,1966??7?,?????,??1986??????????7?,1986?6??

1986??7???1987?10???????,??;

1987?10??1998???????6?,?????,???????????????;

1998??6???2005???9??,?,??,???????????;

2005?9?2013????????????12???????????,??????????????????????????????,?;

2013?12?????2018??????????????11??,????;

2018?11?,?????,??????????????????????? ?????:??????????????????????