After built the upper-crossbeam parameterized modal by ANSYS APDL language and running it, I get the optimal design and the function relationships between design variables and state variables.

• 利用ANSYS的APDL语言对上横梁进行参数化建模并执行优化，得到了各设计变量与目标函数、状态变量间的函数关系及最优解。