在发动机初步设计阶段，要根据对发动机的构型方案进行分析与评价，来选择发动机主要设计参数，并从多个发动机方案中选择最佳方案。
In the preliminary design phase of engine, engine configurations must be analyzed and assessed to choose main design parameters and to select optimal engine scheme from multiple candidates.
风险评价是风险管理的重要阶段，针对农产品加工企业特点，提出了一种基于模糊层次分析法的农产品加工企业风险评价方法。
Risk evaluation is one of the most stages of risk management. This paper put forward a new method for agricultural products making enterprise on the base of fuzzy-AHP.
本文在对高等级公路勘察设计阶段应注意的高等级公路建设对环境影响评价进行分析的同时提出了解决措施。
This paper analyses the evaluation of the environment affection by the construction on the phase of highway reconnaissance and design, at the same time, points out the solution.
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