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- free vibration method 自由振动法
- The element-free method(EFM) is used to study the free vibration of the high-rise tube structures. 用无网格法研究高层筒体结构的自由振动问题。
- Reddy J.N:.:Free vibration of antisymmetric angle-ply laminatd plates including transverse shear deformation by the finite element method[J]. 林敦祥;倪荣根.;预测纤维增强复合材料层压板固有频率振型及模态阻尼的有限元算法[J]
- In this paper, a free vibration study of arbitrary quadrilateral thick plates by the spline least spuare method was presented. 本文用样条最小二乘法求解任意四边形厚板的自由振动问题。
- The essay analyses free vibration problem of laying bed build-up board of antisymmetry angle with spline finite element method. 本文用样条有限元法;分析了反对称角铺设层合板的自由振动问题.
- The differential quadrature method for free vibration of orthotropic plates in consideration of the effects of higher-order transverse shear deformations is presented. 分析了计及高阶横向剪切变形的正交各向异性弹性板自由振动的问题。
- J.S. Shi, W. Chen, C.Y. Wang, Free Vibration Analysis of Arbitrarily Shaped Plates by Boundary Knot Method, Acta Mechanica Solida Sinica, (revised) 2009. 陈文，陈林，一种微分方程数值计算交互界面的符号表达方法，发明专利（在审），2009.
- The characteristics of free vibration of a damped system, such as complex conjugate, decaying vibration, decoupling and orthogonality, are analyzed byusing the sta -te space method. 在结构动力分析中,系统的阻尼是一个重要而又难以确定的因素。
- A set of apparatus for production of alginate microspheres using vibration method was established. 建立了毛细管破碎装置制备海藻酸微囊。
- The linear density and unevenness of PET spun staple fiber were measured by vibration method. 介绍用振动仪测试涤纶原丝线密度及其不匀率。
- Any system capable of a free vibration without external force is a counter example, e.g. a wire in the piano. 任何一个无外力而能自由振动的系统就是一个反例，譬如钢琴中的一条钢丝。
- The results show that the mean grain size obtained by this electromagnetic vibration method is smaller than that of produced by CREM process. 实验研究了电磁振荡强度对晶粒细化的影响规律。
- Highly accurate results are tabulated for the free vibration buckling and bending. 文后用图表给出高精度的自由振动、屈曲和弯曲计算结果。
- The results show that the mean grain size obtained by this electromagnetic vibration method is smaller than that produced by CREM process.And ... 结果表明:电磁振荡法获得的晶粒尺寸要较CREM法所获得的小,且随着电磁振荡强度增加及频率降低,铸锭整体组织变得更加细小和均匀。
- The free vibration characteristics of bar-type fiber optic hydrophone unit were investigated in this paper. 光纤水听器探头是光纤水听器系统的基础。
- Vibration Method: This method is measured by accelerometer probe vibration frequency of a way to pump method is simple, but relatively low sensitivity. 振动法：这种方法是通过加速度计探头测量泵体振动频率的一种方法，方法简单，但灵敏度较低。
- The analysis for free vibration of ring-stiffened circular cylindrical shell with variable thickness was presented. 分析了环肋变厚度圆柱壳的自振特性。
- The finite element model of the free vibration for the rigid suspension catenary and pantograph is set up. 建立刚性悬挂接触网的自由振动有限元模型,计算其固有频率和振型。
- The example shows that the RITZ s olution is accurate enough and it can be used conveniently to measure and estima te the tension of rigid cables with vibration method. 算例表明，RITZ法给出的显式解具有较好的精度，可方便地用于振动法测估刚性拉索的索力。
- The relationship between the damage index and damage was studied by the analysis of the modal's undamped free vibration. 通过对模型的无阻尼自由振动分析研究损伤指标与损伤之间的关系；
