The phase difference spectrum was introduced to consider the non-stationary properties of frequency contents in simulating artificial random field.
用谱表示法按不同的设计烈度生成了时间-空间变化的非平稳人工随机场,可用于大跨度空间结构多点激励的地震动输入。
Finally,by using the method of manual random simulation model,the effectiveness of the new plan in improving the company’s output was validated.
运用人工随机模拟仿真方法,验证改善方案给城建公司所带来的产量改进效果,结果表明,产量有显著提高。