???:???????????34.1???

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

2?21???????????,?????????????,??

????????????????,???????????????????????????,??“?????????”??,???????????????????????,???????????,????,?????????????????????????????????????????????????

??????,??????,??????34.1?,?3??????49%,???51%,??????93.6%,?????????????????????????????39%,???????????13%????????,???????(???)????????????????????????(????? ???????????????)

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