运用大型有限元计算软件nastran求结构频响函数的代码，输入为结构模型坐标-The use of large-scale finite element calculation software the nastran seeking structure FRF code, input structure model coordinate

运用大型有限元计算软件nastran求某卫星结构频响函数以及随机振动的代码，输入为结构模型坐标-The use of large-scale finite element calculation software the nastran seeking structure FRF code, input structure model coordinate