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.
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 mission definition stage, conceptual design phase and preliminary design phase, multidisciplinary optimization is especially significant for improving integration performance of aircraft.
在飞机设计各阶段中，任务定义阶段、概念设计阶段和初步设计阶段的综合优化设计对提高飞机整体性能具有极其重要的意义。
The function of automatic formation of a complete system model and to accomplish preliminary calculation in growing conceptual design phase were put forward and realized.
提出并实现了在生长型概念结构设计阶段自动形成一个完整的系统模型并完成初步计算的功能。
The function of automatic formation of a complete system model and to accomplish preliminary calculation in growing conceptual design phase were put forward and realized.
提出并实现了在生长型概念结构设计阶段自动形成一个完整的系统模型并完成初步计算的功能。
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