????????????????

????:???????:?vc????????

??11????22?????????????? (????????????)21???????????????,??????????,“????????????”???????,?????

“??,???,????????????,??????????24???”???????????(?????)?????????,?????“?”??,11???????12.9??,???????59.1%?

?????????????????“????????”????????????? ?????? ???????

“???11”?????????????????????????“???????11”?????????,?320.1??,?????????10.67????????????????

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

???????,????????????,????,??????“?????????????????????????”?,?????6????????,??????????????????????????????,???“?????,????”????????,????????????????????,????(????)

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