BBB? ??? ??? ????? ????? 4?? ?? ??? ??? ???? ??? ????. ??? ??? ????? ??? ?????? ?? ?? ????.
27? ????(IB) ??? ??? ??? 1?? 200? ? ??? 620? ?, 2?? 200? ? ??? 880? ?? ?? ? 400? ? ??? 1500? ?? ????? ???.
??? ?? ????????????(????) ?? ±50bp(???????, 1bp=0.01%???)? ????? ??? 1??? ????(―) 50bp, 2??? ―32bp? ???. ??? ??? 7? ???? ??? ????.
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