稠油热采直井吞吐净现值计算，考虑汇率以及所得税，原理是动态经济评价法，需要输入每年的产油量和注气量。-Calculation of heavy oil thermal recovery after considering the exchange rate and the income tax net present value of the vertical well stimulation, the principle is a dynamic economic evaluation method, need to enter the annual oil production and gas injection.