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

2???????

3??????

4??????????

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

?????12??20?? (????????????????????? ????????????)???,?????????????????,??“???”???????20???????????????????????????????????

12??20??,???????????“???????????”??????????? ????????? ?????????????

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

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

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

???,“????”??????????????“????????+??????????????????+????????”(???)?“???????????+????+???”(??)?“??????+?????+???”(???????????????)?“??????????+??????????????+?”(???)??????(????????)??(????)????,????????????????????

12???20?????,?????“????”???????????????????? ??? ???

???,??????????????????“????”?

??,?????????????????????,????????118???????????,?????????80%??????;????????????????????,?????????????????????10%???????????;?????????,??10%???????????????????????,?????????????“???????????”?????

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

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

????,??????????????????268?,?76.7%,?2110??,???????????

?????????????????????,?????????????????,???“??+”??????,?????“?????”,???,????????????????????????????,??????“?????”????“?????”???????????“???”?(????)

?????????????:???