?? ??????????:????? ????????4800??
????:1???????????:??????
2??????????
3?????????
4?????????
5???????
11??25????,???????????????????????????,?????????????“???????”???????????????????,???5.38???????,????????????1.18????????,?????????????????12.41%?13.84%,61%???????,????“??????”??300?????????10??????????,??,??????????????????????????????,???????????????,?????????????????,????????????????????????????????????????????????????????????????????,??????4800???????????,?????????????25%,???????(?? ???)
????:????