element mass meaning in English

基元质量

On the basis of the hamilton ' s principle , the element mass matrix , stiffness matrix , and damping matrix caused by coriolis force of the finite method for the conveying fluid tubes were educed in the paper
本文用哈密顿变分式推导输送流体管道的有限元法分析单元质量矩阵、刚度矩阵和科里奥利力引起的阻尼矩阵。
The application of finite element method ( fem ) to dynamic stability analysis is described emphatically . the lagrangian equations is used to derive the necessary element matrices ( element stiffness matrix , element mass matrix and element geometric stiffness matrix )
着重论述了有限元法在动力稳定问题中的应用，并采用lagrangian方程推导出单元矩阵的表达式(单元刚度矩阵、单元质量矩阵和单元几何刚度矩阵) 。