主共振是一个中国天文学名词审定委员会审定发布的天文学专有名词。
机械结构或主轴之共振 Resonant frequencies of the machine elements including the spindle that are not synchronized to the rotational speed
The effects of loading parameters on the dynamic response under two boundary conditions are investigated through lots of charts. The dynamic response of the shell and jumping phenomenon in the principal resonance zone are discussed in details.
并通过图表分析了两种边界条件下的载荷参数和几何参数对动态响应的影响，讨论了主共振区内的动态响应特性和跳跃现象与无量纲参数之间的关系。
参考来源 - 圆薄板及扁球壳轴对称非线性强迫振动The first approximate solution for amplitude frequency response curve of the primary resonance of the system has hard stiffness characteristic; The second approximate solution for amplitude frequency response curve of the primary resonance of the system has soft stiffness characteristic.
指出对同一系统主共振的一次近似解的幅频响应曲线表现为硬刚度特性;二次近似解的幅频响应曲线表现为软刚度特性。
参考来源 - 皮带驱动机构非线性动力学研究·2,447,543篇论文数据，部分数据来源于NoteExpress
研究具有非线性刚度转子系统的主共振特性。
Main resonance characteristics of a rotating system with nonlinear stiffness was studied.
传动轴的主共振的振幅与传动轴的强度计算有关。
Main resonance amplitude of a shaft is concerned with the strength calculation.
分析了主共振的振型、最大振幅、稳定性和振幅突变性。
The shapes, maximum amplitude, stability and amplitude jump of main resonance are analyzed.
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