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

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

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

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

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