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

2???????

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

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

5?????

????12???2?????????(?????????? ? ?????????????) ?????????,??“????”?????,??,???????

?????????????????,??????????????????????,????,??????,???

??80???????????????????,?????????????????23??????,???20%???????????????????????????????,????8000????

???????????????,??,???,?,???????????????????,???????????????????????,???,???????????????

“?????????,??????????,?????,????????”??????????

??????????????????,????????????????????????,???????,??????????????????????????????????,????????????????????????????????,????????????????,?????????? ??????????????:???????????