The emphasis of the paper is the research of model operation of global data model. It is also very difficult to resolve.
模型运算是本课题研究的一个重点，也是难点。
参考来源 - 关系数据库和多媒体数据库信息互用技术的研究和实现·2,447,543篇论文数据，部分数据来源于NoteExpress
本文重点介绍了有关全局数据模型的模型运算研究工作。
The emphasis of the paper is the research of model operation of global data model.
实践证明该平台可以广泛应用在数据输入格式化的数学模型运算软件系统中。
It is proved that it can be used widely in the algebra module operation software in which the data input is formatted.
预测结果表明，径向基函数神经网络需水预测模型运算速度快，有较高的预测精度。
Abundant water demand predicting factors were used as the input data of the model, and the RBF neural network output the water demand predicting values.
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