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

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

3????????

4???????vx

5???????

?????11??????27????? (??????? ?? ??????)???????????“?????”????,?????????????????27??,??“????????????”,??“??????”???

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

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

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

“???????”??,????“???”??????????,51%????;57%?????????????????????????“????”,?????????,??,???,???????“????????????”????“?????”,?????????????????“??”??“????”,???????????,??,????,????????????“??”??????????????,??“??”??????

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

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