????9???????4? (????? ????????)3??????,“???????”???

“??”???? ?

?????“??? ????”“?????? ????”“????? ??????????”???,??300???,??????????????????,???????????????????????????????????????????????????14???,??????????????????????????30????????(?????????????)???????

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

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

???:?????? “??sn??????”_????

?? “?????????????”??????

????:1???sn??????:?????v

2???150????

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

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

5?????

????9???????4? (????? ????????)3??????,“???????”???

“??”???? ?

?????“??? ????”“?????? ????”“????? ??????????”???,??300???,??????????????????,???????????????????????????????????????????????????14???,??????????????????????????30????????(?????????????)???????

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

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

???:??????