However, for the composite load has the characteristics of complex composition, random time variance and spread over different area, its exact mathematics model is still not built up.

然而，系统中的综合负荷，由于具有构成复杂、随机时变、地域分散等特点，其准确的数学模型一直没有建立起来。

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On the basis of the training of network, the mathematics model on the relationship between double glow plasma carbonizing and prediction of properties is built.

将人工神经网络理论和算法应用于双辉离子渗碳的研究，在对人工神经网络训练的基础上，建立了双辉离子渗碳工艺与渗层性能预报的数学模型。

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Textual the first part built up three motive organizations from the theories not the line mathematics model, for carried on the actual design to lay the theories foundation.

本文的第一部分从理论上建立了三个动力机构的非线性数学模型，为进行实际设计奠定了理论基础。

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