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????:??????????:??????

??????6????30?? (???)????????30?9?????24???????????????????,???????????(120~160?),??(?30~50??????????????,??????60??????)???(8??????)????

29??20??????????????????30??????????7?????????????????????,???????????????????????????????????????????????790???50??,????18.9%;41??100??,???????????1.0%;??150.3????????????

????,30??;??????????,????,???(?????) ???:????????