Model is built by constraints of develop cost and schedule in the example fire control radar conceptual design, calculational conclusion demonstrates the effectiveness of the proposed model.
最后以火控雷达的概念设计为例，以研制费用和研制进度为约束条件建立模型，计算说明此模型是有效的。
An optimization model to find the lowest budget schedule of network planning is established under the assumption that the time-cost relationship is nonlinear.
在时间-费用关系为非线性的假设下，建立求网络计划最低成本日程的优化模型。
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