首先采用集中参数法，建立了挤压式供应系统的液体火箭发动机各部件的静态及动态数学模型。
Firstly, the static and dynamic mathematic model of the Liquid Propellant Rocket Engine of pressure-fed providing system was established in centralized parameter method.
在集中参数模型的基础上采用传递矩阵法，编制了计算机床主轴部件动态性能的计算机程序。
Based on the model of concentralized parameters, by means of transfer matrix method created by authors a computer program to analyze the dynamic behaviour of machine tool's spindle.
建立了结霜工况下空气源热泵集中动态参数模型，将结霜过程分解成密度项的累计和霜层厚度项的累计。
Establishes a dynamic lumped parameter model for air cooled heat pump under frosting condition. Divides frosting course into accumulation of density and frost thickness.
本系统还充分考虑到决策的灵活性，采用动态参数建立信用管理决策模型的技术，所有模型都存入模型库中集中管理。
The system also considers flexibility of decision and adopts dynamic parameter to set up credit administrative decision technology of model. All models are stored in the model database.
系统自动化部分主要实现的功能为：动态采集数据、数据分析处理、自动控制功能、集中显示功能、工艺参数设定功能、数据存储功能、查询功能、报表及打印功能等。
By this system, we can collect dynamic data, analysis and treat the data, simulate the status of equipments, save the data, query the data, set working parameters, make reports and print, etc.
通过时构件动态磁参数的测量，能够发现应力集中区，实现对构件及设备的早期诊断。
The stress raiser can be found through the measurement of dynamic magnetic parameters of components so that the diagnosis to components and equipment is implemented timely.
采用集中参数处理方法，把直流蒸汽发生器二次侧按流体相变分区，建立了动态热工水力模型。
The dynamic thermal hydraulic model of Once Through Steam Generator (OTSG) is developed, Which characterized by lumped parameters with moving boundary.
采用集中参数处理方法，把直流蒸汽发生器二次侧按流体相变分区，建立了动态热工水力模型。
The dynamic thermal hydraulic model of Once Through Steam Generator (OTSG) is developed, Which characterized by lumped parameters with moving boundary.
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