the nonlinear 3-step subharmonic resonances of a thin cylindrical shell in a magnetic field subjected to mechanical loadings are evaluated.
研究了磁场环境中受机械载荷作用圆柱壳体的三阶亚谐波共振问题。
the parametric and subharmonic resonances of stay cables excited by the vibration of deck are investigated.
研究了一类滞后非线性系统在多频激励下的超谐共振和亚谐共振。
moreover, the multiscale method was used to study the main, ultraharmonic and subharmonic resonances of nonlinear rolling in waves, and the approximate solutions of the three resonances were given.
再次,利用多尺度法分析船舶在波浪中接近主共振、亚谐共振和超谐共振时的非线性横摇运动,并给出三种共振的近似解。
the asymptotical stability of the subharmonic resonances and the sensitivity of the amplitude responses to the variation of damping coefficient were examined.
考察了亚谐响应幅值系数对阻尼的敏感性及亚谐振动谐波成分的渐近稳态性。