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采用内部收益率法对几种经济林的效益进行评价 ,给出了不同经济林评价的净现值计算公式 ,为经济林发展规划提供参考依据。
The internal rate of return method is used to evaluate the benefits of several economic forests. The net present value formula of different economic forest evaluations is given, which provides a reference for the economic forest development planning.