?????????1?????????? ??

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

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

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

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

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