?????????“????20????” ?

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

???????6?28???? (??? ?????????????????????)????6??28??,????“???????????????????20???????????????????”????

???????“?20??????????????”,????«?????»,??????????????????????????????????????????5??20?????

?,??1?5??????????,????3235???????,??48.7%,?????,??????53%?

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

????,??????,????????????;??,??????????,????????????,??;?????,????“?????????????+????+??????”????????????,??;?????,????,???????“???????????????”???????????,??????(??????) ????:?????