APDL命令流可用于ANSYS程序设计，包括计算一个薄壁圆盘的静频、动态频率、临界转速和在单个旋转集中力和周向正弦分布集中力作用下的动态响应等问题。(The APDL command flow can be used in ANSYS programming, including the static frequency, dynamic frequency, critical speed and dynamic response of