测试提供的信息用于构建系统和猎户座优化模型。
The tests provide information to refine models used to build the systemand Orion.
文章对设备风险进行了定义，并构建了基于维护成本的设备风险分配优化模型。
This paper first proposes a definition for equipment risk, and then formulates a cost-based equipment risk allocation optimization model.
根据一阶最优化计算理论，构建了采用液压同步提升技术进行转体施工拱桥的优化有限元模型。
Based on first-order optimization calculating theory, authors established the optimal finite element model of swivel construction of arch bridge adopting hydraulic sync elevation technology.
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