求翻译：内部收益率，就是资金流入现值总额与资金流出现值总额相等、净现值等于零时的折现率。如果不使用电子计算机，内部收益率要用若干个折现率进行试算，直至找到净现值等于零或接近于零的那个折现率。是什么意思？

Internal rate of return is the inflow of funds into the present value of total capital flow value equal to the total net present value equal to zero when the discount rate. If you do not use the computer, the internal rate of return to use a discount rate of the spreadsheet until you find the net pr

Internal Rate of Return, and that is capital to present value and the total amount the flow of funds corresponding to the total value, net present value is equal to zero, the discount rate. If you do not use computers, and internal rate of return you want to use a number of discount rate for the tes

内部收益率，就是资金流入现值总额与资金流出现值总额相等、净现值等于零时的折现率。如果不使用电子计算机，内部收益率要用若干个折现率进行试算，直至找到净现值等于零或接近于零的那个折现率。

Internal rate of return, is the total capital flows to present value equal to the total present value of capital outflow, net present value discount rate equals zero. If you do not use computer, internal rate of return used several trial calculation of the discount rate, until you find the net prese

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