针对城市交通信号控制系统建立具有递阶结构的非线性规划模型。
A model with hierachical structure is developed for urban traffic signal control system.
建立组网的系统误差模型，用非线性规划方法求系统误差。
A system error model of radar networks is established in this paper.
建立组网的系统误差模型，用非线性规划方法求系统误差。
A system error model of radar networks is established in this paper.
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