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

??7??????1? (??)?????7??1??????????9?????24????????????????????????????????????????????,?????????????????????????????????????????????(120??~160??),??(???????40??~60??,???80???)????(8???,????10??)???

6????????????30?7????7??1??7?,????????????????????????????????772???50?????????????,???22.1%;67???????????100?,????1.9%;??174.1????????

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