[??? ??? 7?17?] ???(京津冀, ??????????) ??? ? ??? ??? ??? ?? ?? ?? 4.6% ??? 2?5?400? ??(? 482?6???)?? ?? ???? ????.

16? ??? ??(??)? ??? ??? ??? ??? ??? ??? ?? ??? 12%? ????. ?? ??? 6?738?7?? ??(128?353??)?? 6.4% ??? ??? 1?8?700? ??(355?3???)?? 3.9% ????.

?? ?? ??? ??? ??? ??? 1?8?300? ??(347?7???)?? ??? ?? ???? ? 72%? ????.

?? ???? ????(????·?? ????? ???) ???·??(???·??, ????·??) ?????(??? ??) ??????(???·?????) ?? ?? ??? ?? 18.3%, 16%, 17.3%, 54.6%? ???? ??? ??? ?? ?? ???? 5.3%??? ?????.

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