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

2????????

3???????

4???????

5?????vx

???????????(13??)??????,???????,????????????????,?????????????????????????????2?????

???,???????????????2.02???????,?36.6%,???????????,??????6216???,???12965????????,??946????

???????,???56.5%,??,????????????

??,?????????????????,??50%;??????????????????,“????”???????????,?????????????47%?(?????????????????????) ????:???