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

2???????????

3??????????

4????????

5???????

??????,???????,“??”???????????????

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

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

?????????,?????????

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

??,??????,??“?”?????????“??????????????????????????????”???450?????500???????,???350?????????

????,“????”????“????????????” ?

??????,????????????????,??????????????,??????“????????”???3.8??????????????,?????????????????,????????????,??????????

“???????????????,???50%????????27%?????????????????????????????????,?????????????20%???????????”????????????????????,????,?????????,?????????,????????“????”

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

??????????????,?????,????????????????????????;

???,??,???????????;

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

??,?????,??……

“??????????,????????????,?????????????”?????????,?8????,??????????,???????????????????,??“???????????????”????

???????????????????,?????????,??,??????????????????,???,??,????????????????????,???“?????”,??“????????????????”???????????????(???????? ????????????????? ??) ???????:??????????