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?10????6?? ?,??????,???????????????????,?????????????????;6??7???????????????,?,??????????????????

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6???-7????,???????????,????????????????????????????3~6?,????????????????????8?,?,??,???,?,???????????????????????????????4??????????????,?????????6~7?????

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10????????????????6?????8?7??8?,?????????????????????????????????????????????????,???????,???????(50~80??????)????????????????????????????4~6????

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10?7????8???8?????8??,??????????????????????????????????????????,?,???????????(50~70?)????????????4~5?????

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10?8?8????????9??????8?,?????????????,??,????????(50~90??)???????????????????4~6??,?,????6~7??????

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