??11?20?,???????

???????????????????????????????????,??,?????????????????,?????,??“?????”??????????????????????,?????????????????????????,?????????“??????????????????????????????????????50???”,?????,?????????????

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

???? ?? ????

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

??? ??????:???? “??????????”????

?? ?????????:???“??50?”

????:1???????????:??????????

2??????????

3???????

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

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

??11?20?,???????

???????????????????????????????????,??,?????????????????,?????,??“?????”??????????????????????,?????????????????????????,?????????“??????????????????????????????????????50???”,?????,?????????????

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

???? ?? ????

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

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