????:1???????????:???????

2?????sn

3?????????

4??????????

5?????????

??????????,???????????????????,???????,“??????????????????????????????????????????????????????????”,??,????,????,?????????????????????????,??????????????????????,???????????,???????????????????,??????????????,??????

?????????“?????????????????”?????????????,????“??????????????????”????????,????“?????”

??????????????????,????,?????????????????????,?????,“???,???????,?????????????????”«????????»“????”????,“???????”,??,???,??,?,?????”??????????“?”,?????????????,“??”????,?????????????????,??“?????”,????????,????????,?????,?????,???????????,???????“???????????????????????”???,???,???????????,????????????????????????????????,?????????????????????2035????,??????,?????,????????????????????,??????????????????,??????????????????????????????????????????????????????,???????;??????,????;????????,?????;??????????????????,??????;?????????,????……????“??????????????”????,?“???????????????????????”?????,???????????????????????????????????????????????????????

???????????“????????????,????”????,????????????“????”???,????“??????”

?????,???:???,?????????????????????????????????????,????,?????????????,????,?????,????????????????????????,??,??????????,????????????????????,????????,??????,??????????????????????????,?????,???????????,????????????????????????,????“?????”?????,??????????????????????????????????????????????,?,???????????,??????,???????????,???????????????????,??????????????,?,?,???????????????????????????????????,????????,????,??,?????????,????????????????,???????????????????,???,???,?????,???????????????????,????,???????,??????????????????????,??,????????????????“???????????????????”??????????????????????????????????????????????????????,????,???????,???????????????,???????,???????????????????????,?????,????????????,??????????????????????????????,?????,????????????????

??“??????????????????????????,????”?????,??????“??????????????????????”????????,????????“??????”

?????????,????????????????????????????,????“????”??????????“????”???“??????????”?????“????”;????????????“?????”,?????????“????????????????????????????”,??????“???????????????”;??????????????????????????“????????????????????”??,?????????????????????????????????“?????”,?????????????,??????????????????????????,?????????????????;????????,?,?????;????????,????????????;????,???????????,?????????????????,??????,????“????”,???“??”???????????????“????”,???????????????????“????”???,«????????»?????????,?????“??????”??????“???????”??,??????????,?“???????”????“??,????;?????,????”,??????,??“?????”?????????????,???????????????????????????????,???,?????,?????“????????????????”?“????”,????,???,?????????,??????????,????????????????????????????????????????????????????,??????????????“????????”???????,????????,????,????????,?????????????“?”????????????????????,???????????????,????????????????,????,????

(?????????????????????:?????????????????????? ?????????????) ?????:??