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

2?????????

3???????????

4????????????

5???????

??10?13? (???? ??)13?????????,“?????????????????”???,?(???“?”)?????

??????????,??13??16????,??????????1.16?,???????????????68.8%,????????????????,??7992?????????????????????????13?????????????????????1????,????????????????2???????

???(10?11??12????????),??,??3.8??????????,?47%?13???14???,??,??1600??????????????????????????????????????,???

??10??????????,???????????????,10????????????6?2.28?,?????????????

?????,??22??35????????????,??????????????1500?;???,??????,???,???????????,???????????????????????????????(?????????????????) ?????:??????????????????????