???????????????2?????8???????? ????:???7???,?????????????,?????????????“?????”????

????«????»7????????????,????????????????,??,????????

???????,???,????????20%??(????????50%???????????????)????????????????,??????,??????

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

???????????????????????????7???,?,??????????????14???????????????????16?????(????) ???:????????????????????? ??“????????????”????

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

????:1?????????????:????qq

2?????????

3??????????

4???????

5?????????????

???????????????2?????8???????? ????:???7???,?????????????,?????????????“?????”????

????«????»7????????????,????????????????,??,????????

???????,???,????????20%??(????????50%???????????????)????????????????,??????,??????

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

???????????????????????????7???,?,??????????????14???????????????????16?????(????) ???:?????????????????????