quasi harmonic vibration

简明释义

准谐和振动

英英释义

例句

1.Researchers found that quasi harmonic vibration 准谐振动 patterns are common in natural systems.

研究人员发现，quasi harmonic vibration 准谐振动模式在自然系统中很常见。

2.In mechanical systems, quasi harmonic vibration 准谐振动 can lead to resonance issues that must be addressed.

在机械系统中，quasi harmonic vibration 准谐振动可能导致共振问题，需要解决。

3.The research team observed that the system exhibited quasi harmonic vibration 准谐振动 under specific conditions.

研究团队观察到该系统在特定条件下表现出quasi harmonic vibration 准谐振动。

4.Engineers often analyze quasi harmonic vibration 准谐振动 to improve the durability of components.

工程师通常分析quasi harmonic vibration 准谐振动以提高组件的耐用性。

5.The simulation showed that the structure could sustain quasi harmonic vibration 准谐振动 without significant damage.

模拟显示，该结构能够承受quasi harmonic vibration 准谐振动而不会造成显著损伤。

作文

In the realm of physics and engineering, the concept of vibration plays a crucial role in understanding the behavior of various systems. One interesting type of vibration is known as quasi harmonic vibration, which refers to oscillations that closely resemble harmonic motion but do not strictly adhere to its mathematical definition. To grasp this concept more fully, it is essential to explore both harmonic vibrations and the nuances that lead to the classification of vibrations as quasi-harmonic.Harmonic vibrations are characterized by their sinusoidal nature, where the motion can be described by a simple sine or cosine function. This type of vibration occurs at a single frequency, leading to predictable and stable oscillations. For instance, when a guitar string is plucked, it vibrates harmonically, producing a clear tone that is pleasing to the ear. However, many real-world systems do not exhibit perfect harmonic behavior due to various factors such as damping, non-linearities, and external disturbances.This is where quasi harmonic vibration comes into play. These vibrations occur when a system exhibits oscillatory behavior that is similar to harmonic motion but includes additional complexities. For example, consider a pendulum swinging in a medium with resistance, such as air. While the pendulum may initially swing back and forth in a harmonic manner, the presence of air resistance causes the amplitude of the swings to decrease over time, resulting in a motion that resembles harmonic oscillation but is ultimately damped and altered.Another scenario where quasi harmonic vibration can be observed is in mechanical systems subjected to periodic forces. Imagine a mass-spring system that experiences an external force varying with time. If the external force has a frequency close to the natural frequency of the system, the resulting motion may appear harmonic for a limited duration, but deviations from perfect harmonicity will arise due to the interaction between the external force and the system’s inherent properties.Understanding quasi harmonic vibration is important in many applications, particularly in engineering fields such as structural dynamics, acoustics, and robotics. Engineers often encounter systems that operate under conditions leading to quasi-harmonic behavior, and recognizing these characteristics allows for better design and analysis. For instance, in the design of buildings, engineers must account for the quasi-harmonic vibrations induced by wind or seismic activity, ensuring that structures can withstand these forces without suffering damage.Furthermore, in the field of acoustics, musical instruments can produce quasi harmonic vibration under certain conditions, leading to complex sound profiles. The interplay between different frequencies and the physical properties of the instrument can create rich tones that are not purely harmonic but still musically appealing.In conclusion, the study of quasi harmonic vibration provides valuable insights into the behavior of various systems in the real world. By acknowledging the differences between ideal harmonic vibrations and their quasi counterparts, scientists and engineers can develop more effective models, designs, and solutions to address the challenges posed by complex oscillatory phenomena. As we continue to explore the intricacies of vibrations, the concept of quasi harmonic vibration will undoubtedly remain a significant area of interest, bridging the gap between theory and practical application.

在物理和工程领域，振动的概念在理解各种系统的行为中起着至关重要的作用。一种有趣的振动类型被称为拟谐振动，它指的是与谐振动非常相似的振荡，但并不严格遵循其数学定义。要充分理解这一概念，探索谐振动和导致振动被分类为拟谐振动的细微差别是至关重要的。谐振动的特点是其正弦性质，运动可以用简单的正弦或余弦函数来描述。这种类型的振动发生在单一频率下，导致可预测且稳定的振荡。例如，当吉他弦被拨动时，它以谐和的方式振动，产生清晰悦耳的音调。然而，由于阻尼、非线性和外部干扰等各种因素，许多现实世界的系统并未表现出完美的谐波行为。这就是拟谐振动发挥作用的地方。当一个系统表现出类似于谐波运动的振荡行为，但包括额外的复杂性时，就会发生这种振动。例如，考虑一个在有阻力的介质中摆动的摆锤。虽然摆锤最初可能以谐和的方式来回摆动，但空气阻力的存在导致摆动幅度随着时间的推移而减小，结果造成的运动看起来类似于谐波振动，但最终被阻尼和改变。另一个可以观察到拟谐振动的场景是机械系统受到周期性力的作用。想象一个质量-弹簧系统，经历一个随时间变化的外部力。如果外部力的频率接近系统的自然频率，所产生的运动可能在有限的时间内看起来是谐和的，但由于外部力与系统固有特性的相互作用，将出现偏离完美谐波的情况。理解拟谐振动在许多应用中是重要的，特别是在结构动力学、声学和机器人等工程领域。工程师们经常遇到在导致拟谐行为的条件下运行的系统，认识到这些特征有助于更好的设计和分析。例如，在建筑设计中，工程师必须考虑由风或地震活动引发的拟谐振动，确保结构能够承受这些力量而不受损害。此外，在声学领域，乐器在某些条件下可以产生拟谐振动，导致复杂的声音轮廓。不同频率之间的相互作用以及乐器的物理特性可以创造出丰富的音调，这些音调并不完全是谐波的，但仍然具有音乐吸引力。总之，研究拟谐振动为我们提供了对现实世界中各种系统行为的宝贵见解。通过承认理想谐振动与其拟谐振动之间的差异，科学家和工程师可以开发出更有效的模型、设计和解决方案，以应对复杂振荡现象带来的挑战。随着我们继续探索振动的复杂性，拟谐振动的概念无疑将继续成为一个重要的研究领域，架起理论与实际应用之间的桥梁。