In order to optimize the structure parameters of the tower, the orthogonal design method is used.
为了优化塔架的结构参数，采用正交设计对其结构尺寸进行了优化。
By means of the finite element program ANSYS and using orthogonal design method, the parameters having effect on the stability of this structure were analyzed and primary factors were obtained.
本文利用AN SYS有限元程序通过正交设计的方法对格构式斜腿刚架进行了平面外整体稳定承载力参数分析，得到显著影响因素。
The influence of pavement structure parameters on additional stress in widened road is analyzed, and the sensitivity of structure parameters with orthogonal design is introduced.
分析了路面结构参数变化对拓宽道路的影响，并采用正交设计法进行了结构层参数变化的敏感性分析。
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