Then, a set of optimization criteria and algorithms are set up based on frequency sensitivity and evolutionary structural optimization methods.
而后结合频率灵敏度，基于渐进结构优化方法，建立了一套优化准则和算法。
In the specific case of power tools, polyamides are used in housings where in combination with part designs they play a critical role in meeting structural and protective criteria.
在电动工具的具体应用中，聚酰胺是通常用于罩壳的原料，当与零部件设计相结合时，聚酰胺原料在满足结构及防护标准方面扮演了一个非常关键的角色。
Researched into the framework of safety assessment -safety assessment Criteria system in the term of the system foundation and system structural quantifying.
从体系的建立和系统结构的量化等方面对安全评价框架—安全评价准则体系的建立进行了研究。
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