11??????????22???????,????,???1000??????“???”??????????????,????,????“???????”????“??????????????????”?????????

???????,????????????20????,620??????????????,?300?????????????200???????600???????????????????,??100????????????16?67??????15?????????,???????

(??? ??????? ????)

?????:??? “????????”????

?? ???????!????????????“????”

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

2???????????

3???????

4?????150???????

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

11??????????22???????,????,???1000??????“???”??????????????,????,????“???????”????“??????????????????”?????????

???????,????????????20????,620??????????????,?300?????????????200???????600???????????????????,??100????????????16?67??????15?????????,???????

(??? ??????? ????)

?????:???