The interpolation format in time domain and step-by-step integration algorithms are adopted from literature \ and wilson-θ method is used bo discuss some precision problems of algorithms for dynamic respectively from the views of interpolation function, satisfaction to dynamic equation, period migration and amplitude decay yielded by numerical calculation.
采用文献 [1]的时间域插值格式和逐步递推计算格式以及wilson -θ法的插值格式和逐步计算方法 ,分别从插值格式角度、满足动力学方程的角度以及数值计算产生的周期偏移和振幅衰减角度对动力学问题中有关逐步计算格式的精度问题进行了讨论。
damped oscillation
阻尼摆动;阻尼振荡;衰减振荡;衰减振动;减幅振动
reduce the amplitude (of oscillations or waves).
减少摆动或波浪的振幅。
Calculation methods for the dynamic characteristics of rubber isolators under small amplitude harmonic displacement excitations
小振幅谐波位移激励下橡胶减振元件动态特性计算方法的研究
The rotational levels of the ground vibrational level may be depopulated by radiation.
基态振动能级的各转动能级的粒子数可能因幅射而减少。
The fretting life of conductor increases with the decrease of bending amplitude and dead load.
导线微动寿命随弯曲振幅和外加静载荷的减小而增大。
The experimental results show that the amplitude of vibration decreases and the resonance peak moves to higher frequency as the strength of electric field increases.
实验表明，随外加电场强度增加，结构振动幅值减小，系统谐振峰向高频方向移动。
seismic disturbance range of amplitudes
地震扰动的振幅范围
Torsional vibration absorbers
GB/T16305-1996扭转振动减振器
The imposition of a curved phase characteristic reduces the peak amplitude of the waveform.
曲线形相位特性减小了波形振幅峰值。
This results in a decreasing amplitude in the first case and constant amplitude in the second.
在第一种情况下，它导致振幅递减；在第二种情况下，振幅不变。
"Built-in stabilizers: Relationships which reduce the amplitude of cyclical fluctuation in the economy without any direct action by government, firms or individuals."
内在稳定器:指减少经济中周期性波动的振幅而无需政府、企业或个人采取直接行动的内在关系。
The frequency and amplitude of vibration are monitored.
振动的频率与振幅受到监控。
Effect of Amplitude to Vibratory Compaction of the Pavement Materials
振幅对道路材料振动压实效果的影响
Damping wakes possible finite steady-state vibration amplitude at resonance.
在共振时，阻尼可能限制稳定振动的振幅。
Experimental Study on the Rubber Absorber Damping Property of Vibroll;
振动压路机的橡胶减振器减振性能试验研究
Dynamic analysis and simulation for anti-resonant vibration machines with smallest upper body's amplitude when anti-resonant vibration happens
反共振时上质体振幅最小的反共振振动机动力学分析与仿真
Nonlinear Dynamics and Large?scale Torsional Vibration of Suspension Bridges
悬索桥的非线性动力行为及其大振幅扭转振动
System characteristics and control of drive mode in MEMS coriolis vibrating gyro
MEMS振动陀螺驱动模态稳幅特性与控制