???????? ?????????????

????:??50??????????:??????

????????(???):??????,????????????????,?????,????????????,????

?????,????????3.1???,??14.7???????????????????????????,????????????“???”????????????,????6??,???????????????11??,??????????????2???????????????????????????,??????????????????????????????????,??????????????????????????,?????

??????????????????,???????,????????????????????,????110????????,??4.54??,??????????15.1%,??????????1???????,???????????????????????????????????,??????????1100???????,??1300????????????????????????????????????????,???990??

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