?? ????:????? ?????

????:1?????????:????????????
2?????
3???????????
4???????
5???????
??2????????21??????????? (?? ??)??,??,??????????300??????????????,??,????????????????????????????,?????????????
?????,???????“????”?????????????????????????????????????????????“????”,?????,???,????,?????????????????

????????????,??,???,?????????????????????????????????????,????????2???????????,?????????B??,???????????,???????????????
????,??????????????,????????????????????“????????”,????????????,???
?????????????,????????“??????????????????”???????????,?????,?????
“??????????????????,???,?????????,??????????????,??????????,?????????????????????”?,?,???????????,???????????30??50?,?15???????????20?????????????

??????,???“?????????????????????????????????????????????”???????????,??????????????,???????,??????????
“?????24???”???????????????,???????????????,????,?????????????????2????3?????,???60??70??,???
?,??????10000??,???????“??”????????,?????????,??????????????
???????????????????????,???????:“????24????,??????????????,???,???????????????????????,??????????????????”(???)
????:??????????