1) forced oscillation of sand grains
沙粒受迫振动
2) Forced Vibration
受迫振动
1.
Research on forced vibrations of simply supported rectangular plate with absorber;
带吸振器的四边简支矩形薄板受迫振动研究
2.
Study on amplitude-frequency response of velocity resonance in forced vibration;
音叉作受迫振动的速度共振幅频响应曲线的研究
3.
Making the instrument for demonstrating damped and forced vibrations and resonance by Nd-Fe-B magnets;
用钕铁硼制作阻尼振动、受迫振动及共振演示仪
3) Forced oscillation
受迫振动
1.
Further discussion on forced oscillation pattern of A2B model
A_2B模型的受迫振动模式的补充讨论
2.
At first,a model is established for the forced oscillation of foundation pile with variable cross section impedance with the viscosity of pile taken into account.
建立了考虑桩体材料粘弹性、桩长有限、桩端为弹性支承时,考虑桩侧土作用、桩截面声阻抗发生突变状态下(有两个突变界面),桩顶受纵向激振时基桩受迫振动的定解问题,求得了稳态正弦及瞬态半正弦激振条件下的解析解,并对所得解进行了研究分析,结果显示,桩体材料粘性对变阻抗界面处的特征反射有着较大的影响。
3.
We introduced the application of the Pohl resonator in studying the amplitude-frequency and the phase-frequency characteristics of a forced oscillation discussed.
介绍了波尔共振仪研究机械受迫振动的幅频特性和相频特性的用途 ,阐述了频闪法测定相位差和利用脉冲电路改进相位差测量的方法 ,给出了改进方案电路方框图及各点波形图并分析了数字显示相位差的理论依据 。
4) forced vibration
受迫振动(能)
5) forced vibration
强迫振动，受迫振动
6) forced vibration
强迫振动;受迫振动
