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▼?????? ???〓7??? 15??? ‘??? 4????’ 98????? ?? 70%?? ??????. ??? ?? ??? 8?4?～10?5??, ???? ? ????? 4?6?5?～4?9?5??, ?? ??? 2?9?7?～3?6??, ??? ??? 2?7??? ??.????? ????.