????:1????1000???????:??????????

2????????

3?????

4????????

5?????

??(???):????(2???????14????)??????????????,??1?????????,?????????,????????????

??????????????????????,1?????,??????M2??????????????318.52??????,????????????7%,?????????;1??,???????????7.06?,??????????????5.13????????????

??,????????????????????????12.7%???11.4%,??????????????????????“?”“??”???,???????

1????????,????3.4%,???0.4?????????,????,????????,????? ?????:??