运用试验优化设计的方法，优化了工艺参数。
The experiment optimization design method are used to the craft parameters optimal.
应用正交试验优化设计方法对装载机轮边减速器进行优化。
An orthogonal testing optimum design methodology has been applied in the loader wheel-side reducer.
首次利用正交试验优化设计方法对固体发动机三维药柱进行了优化设计。
Orthogonal test method is applied to design optimization of 3d grains of solid motors.
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