项目可行性研究中,项目财务评价的投资现金流量估算的原则是( )。
A.现金预测B.前后对比C.投入产出对比D.有无对比
参考答案:D
with the medicine shipped from China,the patient got fully recovered two days later.
A.Being treated
B.Treated
C.To treat
D.Treating
论述美感欣赏中具象性抽象性的矛盾统一?