natural frequency

简明释义

自然频率

英英释义

例句

1.Engineers must calculate the natural frequency (固有频率) of the building to prevent resonance during earthquakes.

工程师必须计算建筑物的自然频率（固有频率），以防止在地震期间产生共振。

2.A tuning fork vibrates at its natural frequency (固有频率) when struck.

当音叉被敲击时，它会以其自然频率（固有频率）振动。

3.The natural frequency (固有频率) of a pendulum depends on its length.

摆的自然频率（固有频率）取决于它的长度。

4.When designing a musical instrument, it is important to consider its natural frequency (固有频率) for optimal sound quality.

在设计乐器时，考虑其自然频率（固有频率）对最佳音质至关重要。

5.The bridge was designed to withstand vibrations at its natural frequency (固有频率) to ensure stability.

这座桥的设计考虑了其自然频率（固有频率），以确保稳定性。

作文

Understanding the concept of natural frequency is essential in various fields of science and engineering. The term natural frequency refers to the frequency at which a system tends to oscillate in the absence of any driving force. This intrinsic property of a system can be observed in mechanical structures, electrical circuits, and even in biological systems. For instance, when you pluck a guitar string, it vibrates at its natural frequency, producing a specific note. Similarly, bridges and buildings have their own natural frequencies, which are crucial for engineers to consider during the design phase to ensure stability and safety.In mechanical engineering, the natural frequency plays a vital role in understanding how structures respond to dynamic loads. When a force is applied to a structure, it may resonate if the frequency of the applied force matches the natural frequency of the structure. This resonance can lead to catastrophic failures, as seen in historical events like the Tacoma Narrows Bridge collapse in 1940. Engineers utilize mathematical models and simulations to calculate the natural frequencies of structures and make necessary adjustments to avoid resonance.In the realm of electrical engineering, natural frequency is equally significant. In RLC circuits, which consist of resistors, inductors, and capacitors, the natural frequency determines how the circuit responds to signals. Understanding the natural frequency helps engineers design filters and oscillators that operate efficiently at desired frequencies. For example, radio transmitters must be tuned to specific natural frequencies to ensure clear communication without interference from other signals.Biological systems also exhibit natural frequencies. For example, the human body has various organs that can resonate at certain frequencies, influencing health and well-being. Research in biophysics explores how these natural frequencies can be harnessed for therapeutic purposes, such as using sound waves for healing or promoting relaxation.Moreover, the concept of natural frequency extends beyond physical systems. In social sciences, it can be metaphorically applied to understand how groups or communities react to changes. Just as structures resonate at their natural frequencies, societies may respond to events in ways that reflect their underlying values and norms. Recognizing these patterns can help leaders implement change more effectively.In conclusion, the natural frequency is a fundamental concept that spans multiple disciplines. Whether in engineering, biology, or social sciences, understanding the natural frequency of a system allows us to predict its behavior and make informed decisions. As technology advances, the importance of this concept will only continue to grow, highlighting the interconnectedness of various fields and the necessity for interdisciplinary approaches in problem-solving. By appreciating the significance of natural frequency, we can enhance our ability to innovate and create solutions that are both effective and sustainable.

理解自然频率的概念在科学和工程的各个领域中都是至关重要的。术语自然频率指的是一个系统在没有任何驱动力的情况下倾向于振荡的频率。这种系统的内在特性可以在机械结构、电路甚至生物系统中观察到。例如，当你拨动吉他弦时，它会以其自然频率振动，产生特定的音符。同样，桥梁和建筑物也有自己的自然频率，这对于工程师在设计阶段考虑稳定性和安全性至关重要。在机械工程中，自然频率在理解结构如何响应动态载荷方面发挥着重要作用。当施加力于结构时，如果施加力的频率与结构的自然频率相匹配，它可能会发生共振。这种共振可能导致灾难性的故障，正如1940年塔科马海峡大桥倒塌等历史事件所示。工程师利用数学模型和模拟来计算结构的自然频率，并进行必要的调整，以避免共振。在电气工程领域，自然频率同样重要。在由电阻器、电感器和电容器组成的RLC电路中，自然频率决定了电路如何响应信号。理解自然频率有助于工程师设计在所需频率下高效工作的滤波器和振荡器。例如，广播发射机必须调谐到特定的自然频率以确保清晰的通信而不受其他信号的干扰。生物系统也表现出自然频率。例如，人体具有可以在某些频率上共振的各种器官，影响健康和福祉。生物物理学研究探讨如何利用这些自然频率进行治疗，例如使用声波促进愈合或放松。此外，自然频率的概念超越了物理系统。在社会科学中，它可以比喻性地应用于理解群体或社区如何对变化做出反应。就像结构在其自然频率下共振一样，社会可能以反映其潜在价值观和规范的方式回应事件。认识到这些模式可以帮助领导者更有效地实施变革。总之，自然频率是一个跨越多个学科的基本概念。无论是在工程、生物学还是社会科学中，理解系统的自然频率使我们能够预测其行为并做出明智的决策。随着技术的发展，这一概念的重要性只会继续增长，突显出各个领域之间的相互联系以及在解决问题时需要跨学科的方法。通过欣赏自然频率的重要性，我们可以增强创新能力，创造既有效又可持续的解决方案。