?????? ????“??”

??

“????”,????????“??”?

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

??“?????????????????????”

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

“????,?????????????????????????????,?????????,????,??,‘?’????”??????,???????????,???????

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

??????????,????????????????70%?????80%,????,??????????????????:“??????‘220????’?????????,??,???????????????????????,????????,??????,??????????,??????????????,????????????????,????????????,???”

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

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

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

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

??????????????“????”????

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

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

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

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

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

??????,????,????????????????,??????????,???????20????30??,????????????

“???????????,??????????,????,?????????????????”???????????????????????,?????????????????,?????,??“????????,??,????????????2??????????????3???????????,??????????????,?????????????????,???,??????????”

???,???,????????????????????????????????“2:1:1”,???????,??????????

?????????,???????????????“???,??????????????,????????????????,???????????????????????”????,??????????,???????????????,??????????????????(?)(«??»????????????? ???) ???:??????????

?????????

??????????? ????“??”?????

????????