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2??????????

3?????????

4?????????

5?????????????

???????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???,????,???????????????????????? ????????:??