| 1. | The harmonic oscillator is an exceptionally important example of periodic motion .
谐振子在周期运动中是特别重要的。 |
| 2. | It can be seen that a study of periodic motion will lay the foundation for future work in many different fields of physics .
由此可见，周期运动的研究，是研究物理学各个领域的基础。 |
| 3. | Analytical solution for periodic motion of x3 oscillator
3振荡器周期运动的解析解 |
| 4. | Periodic and homoclinic motions in coupled , nonlinear oscillators
耦合的非线性振动子的周期运动和同宿运动 |
| 5. | Periodic motion of x3 oscillator
3振荡器的周期运动 |
| 6. | Quasi - periodic and chaotic behaviour of a vibro - impact mechanical system with a gap
一类含间隙机械振动系统的概周期运动与混沌 |
| 7. | Periodic motion and bifurcation of a vibro - impact system with two motion limiting constraints
两点碰撞振动系统的周期运动与分叉 |
| 8. | Dynamics of rotor - bearing system with coupling faults of pedestal looseness and rub - impact
松动碰摩转子轴承系统周期运动稳定性研究 |
| 9. | Stability of periodic motion and experimental research on the rotor - bearing system with rub - impact and crack
碰摩裂纹转子轴承系统的周期运动稳定性及实验研究 |
| 10. | The result shows that the liquid sloshing appears as long period and combination of multi - modes
结果表明：罐内液体的晃动是长周期运动，并且是多阶振型的组合。 |
