Free cash flow is cash flow in excess of that required to fund all of a firms projects that have positive net present values when discounted at the relevant cost of capital.

自由现金流指的是，满足所有具有正的凈现值的投资项目所需资金后多余的那部分现金流。

The traditional project investment evaluating methods, which are represented by Net present value method, are through comparing the present values of expected income and cost stream to evaluate.

传统投资评价方法以凈现值法为代表，通过比较预期收入流和费用流的现值来进行评价。

A detailed study on that will certainly further our understandings on traditional culture and the historical and present values of the agrestic architecture.

对其详加研究无疑会进一步加深我们对传统文化及乡土建筑历史与现实价值的认识。

The paper compares the difference of previous three real option values with the conventional net present values (NPV).

对比了上述三种实物期权价值与传统凈现值的差异。

All expenditure in the instruction of youth, the promotion of justice, defence of nations, &c. is a consumption of present values for the behoof of the productive powers.

所有关于下一代的教养、公道的促进、国家的防卫等等支出都是对于现有价值的消耗，而目的是在于生产力的增长。

The traditional investment decision methods, represented by Net Present Value method, compare the present values of expected income and cost stream to decide.

传统投资决策方法以凈现值法为代表，通过比较预期收入流和费用流的现值来进行决策。