方法假定结构可以简化为集中参数系统，其质量矩阵是对角的。
By the methods it is assumed that a structural system can be reduced to a lumped parameter system, of which the mass matrix is diagonal.
集中参数系统是指这样一些系统，其物理特性都集中在一个或者多个集中体上，因此与空间分布无关。
Lumped parameter systems are those for which physical characteristics are assumed to be concentrated in one or more 'lumps' and thus independent of any spatial distribution.
因为随机过程理论并不是本课要求的先修课程，所以本课的重点将放在确定性(非随机)的分段集中参数系统上。
Because random process theory is not an assumed prerequisite for this text, emphasis will be on deterministic (nonrandom) lumped parameter systems.
在工程控制系统中很重要的情形是受控对象是分布参数系统，由网络组成的装置——控制器是由常微分方程描述的集中参数系统。
In an engineering control system it is of great importance that the control object is described by a distributed parameter system while the controller is governed by a lumped parameter system.
集中供冷系统仿真数学模型的主要特点是压缩机可以根据蒸发器总负荷大小选择性开关不同的档位，相应的输入输出参数也随之改变。
And the capacities of compressor could be selected by on-off switch along with the change of burthen of evaporator, which is a main characteristic of the central refrigeration system model.
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.
利用随机振动理论，建立了惯导减振系统的集中参数分析模型。
According to random vibration theory, the concentrated parameter analysis model of INS (Inertial Navigation System) absorber for random vibration is presented.
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.
以前大部分研究集中于宏观工程参数控制和活性污泥特性对系统运行的作用过程，针对系统内活性污泥的分子生态学研究尚少。
Now the study of MBR focuses on macro parameter control and system running effected by sludge characteristics, and there are little studies on molecule ecology of active sludge.
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.
本文建立了一种与本实验室体循环系统体外模拟实验系统相对应的新的分布—集中混合参数理论模型。
A new distributed-lumped hybrid parameter theoretical model is devel- oped, suited to the human systemic circulatory system and the hydralic simulator in our laboratory.
针对集中空调水系统，将模型层次、模型特性及参数辨识有机结合，建立了系统层次实时在线的优化控制预测模型。
An online predictive supervisory optimal controller model of a central chilled water system is developed by integrating the model level, performance and parameter identification.
本文用结构动力学的分析方法对外圆磨床砂轮架进行分析研究，将其取为具有集中参数且计及砂轮主轴柔度的四自由度振动系统。
The article studies and analyzes the dynamic structure of wheel head of cylindrical grinder, integrated parameters are considered as vibrating factors effecting the wheel spindle flexibility.
根据简化后的集中参数线路模型，详细分析并推导了特高压系统各种操作过电压的近似表达式。
The approximate expression of various transient over-voltage have been obtained by analysis and deduction according to the simplified transmission line model.
根据现场调研、实测及理论计算，提出了住宅厨房集中式排烟系统的设计参数与设计方法。
Based on the field investigation, lab test and theoretic calculation, proposes the design parameters and method of central exhaust system for residential kitchen.
建立了失谐叶盘系统单个扇区两自由度集中参数动力学模型。
A 2-dofs lumped-parameter kinetic model of single sector is built in a mistuned bladed-disk system.
建立了失谐叶盘系统单个扇区两自由度集中参数动力学模型。
A 2-dofs lumped-parameter kinetic model of single sector is built in a mistuned bladed-disk system.
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