想请教各位老师纯债价值对应的YTM为2.71%是怎么计算的?当前纯债价值估值为94.14元,YTM为2.71%。冠宇转债期限为6年,债项评级为AA,票面面值为100元,票面利率第一年至第六年分别为0.30%/0.50%/1.00%/1.50%/1.80%/2.00%。到期赎回价格为票面面值...