????11????????22??? ????22???????????,???????,???????

????????????????????,?????,???????????????????????29????????,?????????????????????????15???,????????????

?????????????????????,????????,???,?????????????????????????,????,???????818.6???,???48.8%;???????????????,?????????????488.5??,??????????????78.6%?

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

?? ???:???818.6???????????,????48.8%

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

2???????

3???????

4?????

5?????

????11????????22??? ????22???????????,???????,???????

????????????????????,?????,???????????????????????29????????,?????????????????????????15???,????????????

?????????????????????,????????,???,?????????????????????????,????,???????818.6???,???48.8%;???????????????,?????????????488.5??,??????????????78.6%?

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