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

2?????????

3?????v

4??????????

5?????????

??????2????????3?????? ??????????????:????3?????????????????,???????????????????????????,???????

???????????,?????????????86.82%???,??,???????3.21%;?????,???????2.02%;??????,???1.86%;???,????1.74%??690.4????,?????????????591.6???????????,??????????????????????85.69%?

???,????????4.4??????????486???????

????????,??????????????????????????3????????????????????????,???????????????????

1??????26????,??,??????????????????????????5?????(?????) ????????????:???