风险分析是大型工程，特别是具有高风险的航天系统可行性研究、案论证和方案评审等的主要内容之一。
Risk analysis is one of the important items of feasibility stu-dy, concept research and project review on a space system with high risk.
任何一种开发策略都要明确系统要解决的问题、系统可行性研究、系统开发的原则、系统开发前的准备工作、系统开发方法的选择和开发计划的制定。
Any strategy focuses on these questions above all: questions to solve, system feasibility research, principles, preparation, how to choose developmental way and making developmental plans.
对于概念缺乏正规化的描述也会导致产品在系统级别缺乏足够的作出决定的能力，比如在可行性研究阶段。
The lack of a formal representation for concepts also results in an inadequate ability to make decisions at the level of systems in the product, such as during feasibility studies.
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