?? ???????30? ??????????“?”?
????:1??????:??????
2????????????
3???????
4???????????
5???????
??11?????????23?(?? ?????)????????????30?23???????“????????”,????,20??????“????”??????????????“????????”?????
?????,???,?????“?”????????????????????
??,????????????????? ?????????? ???????????????????20??90?,??????????????????????????????
??,???????????????,????????????,????,????
???? ????????? ?????,???20??????“???”,??????????“??”???????????,?????????????????????,?????????????????????????????????????????????
?,??“?????????”,???????????????????????????????????,???????????,???????????????????????,?????????
????????????????,????????POS??????????,?????????,?????????????
????????,??????????,???“?”?????????????,?????????(???????????)
????????:?????????