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- On condition that the deformation of element is small, the stiffness matrix consists of linear stiffness matrix and geometrically nonlinear stiffness precisely. 在小变形条件下，该刚度阵精确地包含了梁单元的线性刚度阵和几何刚度阵。
- The FBC is a non linear system which is chaotic. 流化床燃烧系统是一个具有混沌特性的非线性动力系统；
- Since the transform relation between area coordinates and Cartesian coordinates is linear, the formulation of the element stiffness matrix is rather simple. 由于面积坐标和直角坐标之间为线性变换关系，因此单元刚度矩阵的推导相当简单。
- By which linear and non linear frequency response function was estimated, and nonlinear stiffness coefficient and damping coefficient of the model were optimized by least square method in this paper. 利用该方法对非线性频响函数进行估计，并利用了最小二乘法对模型的非线性刚度系数和非线性阻尼系数进行了优化。
- The plastic elemental stiffness matrix was derived by plastic-hinge method. 然后用塑性铰法推导了单元的塑性刚度矩阵。
- This paper mainly deals with the secant method used on stiffness matrix. 主要说明割线法在刚度矩阵上的应用。
- The study of the stiffness matrix and dynamic characteristics on the DTCS. 3.;大底盘双塔楼连体结构刚度矩阵、动力特性的研究。
- In finite element analysis, the storage needed by a total stiffness matrix for solving a large-scale system of linear equations is related to the sequence determined by numbering of mesh nodes. 摘要在有限元分析中，求解高阶线性代数方程组时整体刚度矩阵所需存储与由网格结点编号决定的顺序有关。
- The equivalent linearization results obtained by probabilistic method are inducted to treat landing gear non linear parameters such as shock absorber air spring force, hydraulic damping and Coulomb friction, tire stiffness and damping. 引入了概率平均意义上的当量线性化方法 ,用该方法处理了起落架缓冲器空气弹簧、油液阻尼和库仑摩擦力以及轮胎刚度和阻尼等非线性参数。
- The equivalent stiffness was expressed in piecewise as a cubic stiffness and a linear stiffness through data fitting. 利用数据拟合将该等效刚度分段表示为三次非线性刚度和线性刚度；
- NON LINEAR VOLTAGE DEPENDENT DISC HARGE RESISTORS By Power Development Co. Ltd[S]. 中国科学院等离子体物理研究所.;二滩水力发电厂励磁系统咨询报告[R]
- The present study is useful for non linear analysis,crack analysis,and overloading analysis of arch dams. 根据该模型编制了相应的程序，并对小湾拱坝进行了非线性分析、超载分析及开裂范围和开裂尺寸的研究。
- A non linear photochromic mask layer can be utilized for super resolution optical data storage. 利用光致变色介质的非线性效应特性制成掩膜,可以实现超分辨率光存储。
- The stiffness matrix of the assemblage of elements is then generated in the same way as in the case of frames. 然后，按框架情况的相同方法建立诸单元组合体的刚度矩阵。
- The three leg mechanisms with piecewise nonlinear stiffness, cubic nonlinear stiffness and linear stiffness were compared respectively in terms of their buffer coefficients. 最后分别比较了具有分段非线性刚度、三次非线性刚度和线性刚度的腿机构缓冲系数。
- This paper analysis the limitations of traditional optimization metheods for a kind of non linear programming(NLP). 对间歇化工过程用水网络优化提出了基于非线性规划的优化设计方法。
- Based on the force-method equation, the stiffness matrix and fixed-end nodal displacement and force vector are derived. 在力法方程的基础上，给出了组合梁单元的刚度矩阵、杆端位移向量及杆端荷载向量并建立了刚度方程。
- Iterative correction algorithm to preserve sparsity of the stiffness matrix was proposed. 提出了一种迭代修正算法，可保持反演结果的稀疏性；
- The main idea is to make full use of the decorrelation of two complex-valued vectors in generating independent components by non linear decorrelation. 结合非正则复向量的协方差矩阵和伪协方差矩阵构造出了新的代价函数，进而提出新算法，通过复非线性不相关，从混合信号中提取出复值独立分量。
- In deducing the stiffness matrix of members,the forming of the equivalent shear module is described in detail. 在推导单元刚度矩阵时，着重阐述了压型钢板等效剪切模量的形成。
