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

2?????

3??????

4?????600?????

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

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

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

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