An implicit integration elastic stiffness method has been developed for the finite element analysis of rock and soil elastoplastic models.
本文提出了用于岩土弹塑性有限元分析的隐式积分弹性刚度算法。
This paper presents a effective method dealing with step elastic supports in structural finite element analysis by inducing elastic support stiffness and structural displacement support matrices.
本文通过引入弹性约束刚度矩阵和结构位移约束列阵，提出了结构有限元分析中处理阶跃型弹性约束的一种有效方法。
The principle and method in utilizing the elastic secant stiffness in the reinforced concrete nonlinear hysteretic analysis were presented.
分析弹性割线刚度运用于钢筋混凝土非线性滞回分析的原理和方法。
This paper introduces a finite element method of the plane trusses with elastic node. The element stiffness matrix and loading matrix are calculated in detail.
研究了弹性结点有限元方法，详细导出了弹性结点杆件的单元刚度矩阵和常见荷载列阵。
Acoustics and vibration - Laboratory measurement of vibro-acoustic transfer properties of resilient elements - Part 2: dynamic stiffness of elastic supports for translatory motion - Direct method.
声学和振动。弹性件振动声学传输性能的实验室测量。第2部分：平移运动用弹性支架的动态劲度。直接法。
Valve gear is regarded as stiffness in the traditional design and its elastic deformation in motion is neglected. This method is called static design.
配气凸轮传统的设计方法是把配气机构看成绝对刚体，不考虑它在运动时的弹性变形，这种设计也称为静态设计。
It presents the method of "stiffness similarity", which has solved the design problem of model with difference of elastic modulus ratio in different parts between model and practicality.
提出了“刚度相似”的方法，有效地解决了模型与实型各部分结构弹性模量相似比不一致的模型设计问题。
Some documents show that the proposed method in calculating stiffness matrix is satisfied in solving the displacements and internal forces of plate by elastic theory.
有关资料表明采用这种地基模型计算地基刚度矩阵，所获板内力和位移结果能很好的符合弹性解答的基本规律。
This paper presents a simplified plastic zone method with consideration of the influences of the plastic zone length on the stiffness matrix for elastic-plastic analysis of steel frames.
对于杆件单元，本文采用了一种变刚度的杆单元模型，建立了考虑塑性铰分布长度影响的构件单元刚度矩阵。
This paper presents a simplified plastic zone method with consideration of the influences of the plastic zone length on the stiffness matrix for elastic-plastic analysis of steel frames.
对于杆件单元，本文采用了一种变刚度的杆单元模型，建立了考虑塑性铰分布长度影响的构件单元刚度矩阵。
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