According to the Parameterized Technology, the parameters of parts are classified and the main parameter information model of parts is presented.
根据参数化技术的特点，对雩件参数进行分类，提出了零件的主参数信息模型。
This paper extends the Gauss-Marcov model to the case of parameter X with additional information and gives its mixed estimation X.
本文将高斯一马可夫模型推广到参数X具有附加信息的情况，并给出了它的混合估计（?）
In the system, Relation database model is adopted to memory the parameter information of the device, and the adjacent matrix is used to memory the network topology of power system.
该系统利用关系数据库模型存储设备的参数信息，构造邻接矩阵记录电网的拓扑结构。
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