The oxygen-hemoglobin dissociation curye, (氧离曲线) 100 the curve 5o 90 relating E80 E9巴 70 Po.% saturatio percentage 60 HE saturation of 10 13.5 50 00 the Oa-carr 40 575 d30 83.5 power of 60 89 70 92 20 80 hemoglobin to 90 96.5 10 100 97.5 the Po2 60 100 P 2 (mm Hg)9 The oxygen-hemoglobin dissociation curve: （氧离曲线） the curve relating percentage saturation of the O2 -carry power of hemoglobin to the PO2