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

2?????

3???????

4???????

5???????????200

???????2???8??? (???????????????????? ??????)????8??????????????,?2???(??:?)?????,??????

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??????11?????????????????????50????????,?????????????2?(??:?)????????????,????????????????????,???????????????

????????????????????,??10???30?????????????????3???,?????????????????????,??????????????,?????????????????????????????????

??,??50?,??????????????????????????25??????????????,??????

?,??,?????,??19???30??????????(?????????????????)

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