Proposes an optimum mathematical model of heating systems with a minimum life cycle cost being the programming object.
建立了以寿命周期费用最小为目标的供热系统优化规划数学模型。
The optimum design model of countercurrent spray dryer is established with the annual total cost as the objective function.
建立以年总费用为目标函数的逆流喷雾干燥优化设计数学模型。
The serial multistep model considering production cost was also investigated by using optimum control technique of dynamic economics.
采用动态经济学的最优控制技术对不可再生能源的考虑生产成本的连续多期模型进行了分析。
In order to select optimum route, thinking about the factors which are time of transfers, cost of running and times of transfers, a compound evaluation index model is obtained.
为了选择最优路径，综合考虑出行时间、出行费用和换乘次数等因素，给出一个综合评价指数模型，并用算例对算法和模型的可行性进行验证。
The random storage management discusses the mathematic model of optimum order point on the minimum total cost.
仓库容量有限条件下的随机存贮管理讨论的就是使总损失费用达到最低“最优订货点”的数学模型。
The expected cost per unit -time for infinite time span is analyzed strictly under the mathematical model constructed, and the optimum age replacement decision is also discussed.
在建立数学模型的基础上，分析了系统长期单位时间内的期望费用，并讨论了最优年龄替换决策。
The expected cost per unit -time for infinite time span is analyzed strictly under the mathematical model constructed, and the optimum age replacement decision is also discussed.
在建立数学模型的基础上，分析了系统长期单位时间内的期望费用，并讨论了最优年龄替换决策。
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