unstable oscillation

简明释义

不稳定摇荡

英英释义

例句

1.The unstable oscillation of the bridge caused concern among the engineers responsible for its maintenance.

桥梁的不稳定的振荡让负责其维护的工程师感到担忧。

2.In the simulation, the model displayed unstable oscillation when subjected to external disturbances.

在模拟中，当模型受到外部干扰时，显示出不稳定的振荡。

3.During the experiment, we observed unstable oscillation in the pendulum, suggesting it was not properly damped.

在实验过程中，我们观察到摆动中出现了不稳定的振荡，这表明它没有得到适当的阻尼。

4.The engineer noted that the system exhibited unstable oscillation, indicating a potential failure in the control loop.

工程师注意到系统表现出不稳定的振荡，这表明控制回路可能出现故障。

5.The researchers concluded that the unstable oscillation in the fluid dynamics could lead to significant energy losses.

研究人员得出结论，流体动力学中的不稳定的振荡可能导致显著的能量损失。

作文

In the field of physics and engineering, the concept of unstable oscillation (不稳定振荡) plays a crucial role in understanding dynamic systems. Oscillations are periodic movements that can occur in various forms, such as mechanical vibrations, electrical signals, or even biological rhythms. However, when these oscillations become unstable, they can lead to significant problems in practical applications. This essay will explore the nature of unstable oscillation (不稳定振荡), its causes, and its implications in real-world scenarios.To begin with, it is essential to define what we mean by oscillation. An oscillation refers to the repetitive variation in position or state of a system around a central point or equilibrium position. In a stable oscillation, the system returns to its equilibrium after being disturbed, maintaining a predictable pattern. However, an unstable oscillation (不稳定振荡) occurs when the system deviates from its equilibrium point and does not return, leading to increasing amplitude over time.One common example of unstable oscillation (不稳定振荡) can be observed in engineering systems, particularly in control systems. For instance, consider an aircraft in flight. If the pilot makes a sudden maneuver, the aircraft may experience a temporary disturbance in its altitude or direction. In a well-designed control system, the aircraft's stabilizers will correct this disturbance, returning it to a steady flight path. However, if the control system is poorly designed or responds inadequately, the aircraft may enter a state of unstable oscillation (不稳定振荡), where the altitude fluctuates wildly, potentially leading to a loss of control and a dangerous situation.Another area where unstable oscillation (不稳定振荡) is critical is in electrical circuits. In certain conditions, such as feedback loops, an electrical signal can amplify itself uncontrollably, resulting in oscillations that grow in magnitude. This phenomenon can lead to circuit failure, overheating, or even fires. Engineers must carefully design circuits to avoid unstable oscillation (不稳定振荡) by implementing damping mechanisms and feedback controls that stabilize the system.Furthermore, unstable oscillation (不稳定振荡) can also be observed in natural systems. For example, in ecosystems, populations of certain species may undergo oscillatory behavior due to environmental factors or predator-prey dynamics. If a population grows too quickly without sufficient resources, it may enter an unstable oscillation (不稳定振荡) phase, leading to boom-and-bust cycles that threaten the stability of the entire ecosystem.In conclusion, understanding unstable oscillation (不稳定振荡) is vital for engineers, scientists, and anyone involved in dynamic systems. Whether in aviation, electronics, or ecology, recognizing the signs of instability and implementing appropriate measures to mitigate them can prevent catastrophic failures and ensure the smooth operation of various systems. As technology advances and our understanding of complex systems deepens, addressing unstable oscillation (不稳定振荡) will remain a key challenge in many fields, underscoring the importance of stability in both engineered and natural environments.