fem analysis system 有限元分析系统
bar system fem 杆系有限元
pole system fem 杆系有限元
elastic bar system fem 弹性杆系有限元
The time-stepping FEM model for the dynamic analysis of power system is established considering the nonlinear characteristics of internal generators and typology structures of external circuit.
建立了既考虑发电机内部非线性又考虑外部电路拓扑结构的用于系统动态分析的时步有限元模型。
Conjugate gradient method were choosed to solve the large sparse matrix equations induced by the FEM and computer language FORTRAN was used to programme the numerical simulation system software.
选择共轭梯度法解决由有限元法形成的大型稀疏矩阵方程，应用FORTRAN语言编制了数值模拟系统软件。
The effect of the centrifugal force on tool system characteristics is analyzed with the advanced nonlinear FEM technology.
文章通过先进的非线性有限元技术分析了离心力对刀具系统特性的影响。
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