短语词组短语discounted d cash flow 净现金量Discounted Future Cash Flow 就可以利用贴现模型Discounted Free Cash Flow 运用自由现金流折现;现金流量折现法discounted free cash flow model 自由现金流量折现模型discounted -cash-flow rate of return 贴现现金流量的收益率 返回 discounted cash