For the multidisciplinary design optimization (MDO) of spacecraft with sub-vehicles, system mission requirements and disciplinary coupling relations are analyzed.
针对带子星航天器总体参数多学科设计优化（MDO）问题，进行系统任务分析和学科耦合关系分析。
In the complex product optimization, it is difficult to use any approaches of multidisciplinary design optimization (MDO) because of the existence of coupled factors.
耦合关系的存在是复杂系统进行多学科设计优化产生困难的根本原因。
Surrogate model is a key element of the multidisciplinary design optimization ( MDO ) .
代理模型是多学科设计优化的关键技术之一。
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