6??8?????????? ?9~10????????

????????????????????????2??6????????????????? ??????,??(2????????5???),????????????????????????????????????????????????????????????????????????????7~9????????,???????10~13?????????,??????????????

6????8???,??????,????????

?????,??????6~8?,????????10???;?4~6?,?????????????7~8?,????10???8????????????,?????0?????????????????,????????????????8~10?,?????12??????

??????????,?,??4~6????????????7~8?????????????,??,??????????9~10?;??????????7~8??????????????????9~11????6???????

6??????????7??????????,????,???????????????????????????????????????,6??7????????????????,?????????,?;????????????

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