内部收益率是反映工程项目经济效果的一项基本指标。投资项目在建设和生产服

内部收益率是反映工程项目经济效果的一项基本指标。投资项目在建设和生产服务期内，各年净现金流量现值累计等于零时的贴现率

結果 (英文) 1:

Internal rate of return reflects a basic indicator of the economic effects of the project. Investment projects during the period of construction and production services, today the net present value of cash flows equals zero discount rate

結果 (英文) 2:

Internal rate of return is a fundamental indicator reflects the economic effect of the project. Investment projects in construction and production of the service period, net present value of cash flows for each year the cumulative discount rate equal to zero

結果 (英文) 3:

Internal rate of return is a basic index to reflect the economic effect of engineering projects. During the period of construction and production of the investment project, the present value of the net cash flow of each year is equal to the discount rate of zero.