... radio-frequency structure 射频结构 Structure Nature Frequency 结构谐振频率 Radio-frequency identification of animals-Code structure 动物的无线电频率识别 ...
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Aiming at the fracture problem of the square plansifter with 8 cells, the calculation for nature frequency and dynamic response of this structure is completed.
针对8仓高方平筛的断裂问题进行了固有频率和动力响应计算，在对计算结果分析的基础上，提出了两种结构改进方案，并对改进结构又进行了计算验证。
In the structure dynamic performance, nature frequency is a very important parameter, the in-depth analysis on nature frequency is the research base of external prestressing concrete structure.
结构动力特性中，自振频率是反映结构自身特点的重要参数，深入分析体外预应力结构的自由振动频率是研究体外其动力特性的基础。
The first nature frequency of the structure improved 35.7% and the second and upper nature frequencies of the structure improved over 63% after the optimum design.
最后对结构进行了优化设计，优化后结构一阶固有频率提高35.7%，二阶以上固有频率提高63%以上。
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