1) generalized single-degree-of-freedom system
广义单自由度体系
2) generalized SDOF
广义单自由度
1.
First,the mode shape is determined precisely by static analysis,so that the random vibration problem with infinite DOF is transformed into the problem with a generalized SDOF.
通过静力分析精确地确定梁的振型,将具有无限自由度的连续体系的随机振动问题归结为广义单自由度振动问题,计算了Bernoulli-Euler梁和Timoshenko梁的对应于广义坐标的广义质量、广义阻尼系数、广义刚度、广义荷载等物理特性,确定了随机均布荷载的功率谱密度,在此基础上推导出了激励作用下两种梁的最大位移、最大应力的峰值功率谱密度。
3) generalized degree of freedom
广义自由度
1.
Theory and methodology on calculation of degree of freedom for non-ideal mechanism-generalized degree of freedom;
非理想机构自由度计算理论与方法——广义自由度
2.
On the basis of the hypothetic displacement field,various parameters of the box girder section are concentrated in the structural axis,and the displacement model of the generalized degree of freedom is built based on the mechanical character of the box girder.
为了正确把握异型薄壁箱梁结构的受力行为,提高结构的计算精度,提出基于位移场的假设,将结构断面上的各参数集中到结构轴线上,根据结构力学特征建立广义自由度的位移模型,把三维空间结构简化成一维梁结构,得到一种在普通梁理论基础上考虑约束扭转和畸变效应的一维杆系分析单元。
4) generalized degrees of freedom
广义自由度
1.
The essence of inner degrees of freedom of incompatible elements was the degeneration of generalized degrees of freedom, which lay the foundation of constructing mechanism study and behavior analysis for incompatible elements.
提出了广义自由度的概念，并通过对广义自由度施加一定约束，证明了在一定条件下非协调元是协调等参元的一种特例，而非协调元内自由度实质是广义自由度的一种退化。
2.
Based on the theory of phase space reconstruction, with considering the generalized degrees of freedom and the neighbors weight an improved criterion for selection of the optimal neighborhood is proposed.
该方法综合考虑了广义自由度和邻近点权重,提出了加权动态确定最邻近点数的判定条件,并利用基函数拟合确定出的最邻近点进行预测。
3.
The correlation between compatible and incompatible isoparametric elements was proved by applying some restrictions to the generalized degrees of freedom.
本文据协调等参元位移模式转换式，提出了广义自由度的概念。
5) system with one degree of freedom
单自由度体系
1.
Based on response spectrum of system with one degree of freedom,response spectrum was calculated using analytical expression of trigonometric interpolation with great efficiency and high precision in calculation instead of segmented linear interpolation.
根据单自由度体系反应谱理论,采用计算量少、精确度高的三角插值解析公式法取代常用的分段线性插值法进行反应谱数值计算;结合工程爆破地震实测资料,对不同爆炸参量下产生的单段爆破震动信号进行反应谱分析,探讨爆炸参量对爆破震动反应谱的影响。
2.
Based on response spectrum of the system with one degree of freedom, response spectrum is calculated.
根据单自由度体系反应谱理论,采用计算量少、精确度高的三角插值解析公式法取代常用的分段线性插值法进行反应谱数值计算。
6) SDOF system
单自由度体系
1.
In order to estimate the maximum lateral inelastic displacement of frame structures by the inelastic displacement ratio spectra for SDOF systems, the modification factors of inelastic displacement ratio spectra for SDOF systems are also presented.
该文以按照我国规范设计的规则钢筋混凝土框架结构为研究对象,分析了IDA方法和Pushover方法建立结构层能力曲线的适用性,研究了框架结构的非弹性位移比谱,研究表明框架结构的非弹性位移比谱与单自由度体系的非弹性位移比谱总体趋势基本相同。
补充资料：残余自由度
分子式：
CAS号：
性质：回归分析中计算残余方差独立项的数目，其值为f=n-m-1，n是用来建立回归方程实验点的数目，m是回归方程中自变量的数目。
CAS号：
性质：回归分析中计算残余方差独立项的数目，其值为f=n-m-1，n是用来建立回归方程实验点的数目，m是回归方程中自变量的数目。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条