?? ??45?????? ????????????????
????:1???????:????????
2???????????
3?????????
4???????????????
5??????????
????????????10???????????28?????????????????? ????????????????28????“???????????”,?????800????????45????????????????????,?????????,??
?????????,????,?????????,??,???
??(??)?(??????????????????)???????????????(??????)???????? ???????,????45?,???????,???????????????????????,?????????????????500????????????????????,?????(?)????????,????
?,?????,??,??????????????????????????,????“??????”???????,???????,???????????????
?“???”??????????????? ????????????????????45???,?????????????,??,????“???B???????????????”?“???????????”??“????”???????????“?????????????????”???????“???????????”????????“?????”???????????,???????????,????4.5?????????????1050?????????(????????????????????????)
?????????:??