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

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

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