The dynamic mathematical model of typical parts of generating boiler is set up according to basic physical laws, the modular library of system equipment is produced by Euler method.
依据基本物理定律，建立电站锅炉热力系统典型环节的动态数学模型并形成系统设备模块库，以欧拉法求解。
Based on University library evaluation target system, the paper has set up a mathematical model of comparative evaluation and studied the integrated library evaluation through examples.
本文在对高校图书馆评估指标体系进行了分析的基础上，建立多院校图书馆比较性评估的数学模型，并通过实例分析研究图书馆综合评价问题。
Establish feature-based components graphics library, developed hydraulic system chart editor. Explain the automatic establishment method of hydraulic system contamination control mathematical model.
建立了基于特征的元件图形库，编制了液压系统原理图编辑器，提出了自动生成液压系统污染控制数学模型的方法。
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