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

2?????????????

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

4??????????

5????????

???????12??4??????????????? (??? ?????????)???????????????????????4?,???“??”?????

???????,???,?“?????????????????”?

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

??????????,????10?????????,?????2%??,??????

??,???????????????????????????????,??????????,????????,???,??“??????”????(??) ?????:????