求翻译：项目后评价是指对已经完成的项目或规划的目的、执行过程、效益、作用和影响所进行的系统的、客观的分析。本文研究平西高速公路效益后评价。论文概述了国内相关研究现状，阐述了项目效益后评价的基本原理，依据效益后评价理论和方法，结合平西高速公路实际的运营的费用-效益数据以及预测数据，对平西高速公路进行国民经济评价和财务评价，并进行了敏感性分析，得出相关评价结论。最后提出了提高项目投资水平，增强项目营运效益的针对性的措施。是什么意思？

Refers to the purpose of the projects already completed or planned, the implementation process, effectiveness, role and influence of the system, an objective analysis of post-project evaluation. This article studied the effectiveness of Pingxi Expressway evaluation. The paper outlined the related re

Post-project evaluation is done on the project or the purpose of planning, implementation, effectiveness, and impact of the role of the system, objective analysis. This study evaluated after afternoon highway efficiency. Essay provides an overview of the national study on the current status and the

The system, the objective analysis which after the project the appraisal is refers to which already completed the project or the plan goal, the implementation, the benefit, the function and the influence carries on.After this article studies sets the highway benefit to appraise.The paper has outline

Project evaluation was completed after the project or purpose of planning, implementation, effectiveness, and impact of systematic and objective analysis. Study on benefit of pingxi Expressway post evaluation of this article. Paper provides an overview of domestic research, explains project benefit

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