normal vibration

简明释义

正常振动

英英释义

例句

1.Engineers need to monitor the normal vibration levels to ensure safety.

工程师需要监测正常振动水平以确保安全。

2.The machine operates with a normal vibration that indicates it is functioning properly.

这台机器以正常振动运转，表明它的功能正常。

3.A sudden increase in normal vibration could indicate a potential issue.

突然增加的正常振动可能表明潜在问题。

4.During the test, we observed a normal vibration pattern in the equipment.

在测试过程中，我们观察到设备中的正常振动模式。

5.The technician calibrated the sensors to detect normal vibration ranges.

技术人员校准传感器以检测正常振动范围。

作文

In the field of physics and engineering, the concept of normal vibration is crucial for understanding how various systems respond to external forces. Normal vibration refers to the natural oscillation modes of a system when it is disturbed from its equilibrium position. These vibrations occur in a predictable manner and can be analyzed mathematically to predict the behavior of structures under different conditions. Understanding normal vibration is essential for designing stable structures, such as bridges, buildings, and machinery, as it helps engineers ensure that these structures can withstand environmental forces without failing.When a structure is subjected to an external force, it may start to vibrate. The normal vibration of the structure is determined by its physical properties, including mass, stiffness, and damping. Each structure has its own unique set of natural frequencies at which it prefers to oscillate. If the frequency of the external force matches one of these natural frequencies, a phenomenon known as resonance can occur, leading to excessive vibrations and potentially catastrophic failure.For example, consider a bridge. Engineers must analyze the normal vibration characteristics of the bridge to ensure that it can handle the dynamic loads imposed by vehicles, wind, and other factors. By conducting vibration analysis, engineers can identify the natural frequencies of the bridge and design it to avoid resonance with typical loading conditions. This process often involves complex mathematical modeling and simulations to accurately predict how the bridge will behave under various scenarios.In addition to structural engineering, the concept of normal vibration is also relevant in mechanical systems. For instance, in rotating machinery, such as turbines or motors, normal vibration analysis is used to detect imbalances or misalignments that can lead to failures. By monitoring the vibrations of these machines, engineers can identify potential issues early and perform maintenance before catastrophic failures occur. This proactive approach not only enhances safety but also improves the overall efficiency and lifespan of the machinery.Moreover, normal vibration plays a significant role in the field of acoustics. Musical instruments, for example, produce sound through the vibration of strings or air columns. The normal vibration modes of these instruments determine their tonal quality and pitch. Understanding these vibrations allows musicians and instrument makers to create instruments with desired sound characteristics.In conclusion, the concept of normal vibration is integral to various fields, including engineering, mechanics, and acoustics. It describes the natural oscillation patterns of systems and is essential for predicting and managing the behavior of structures and machines under external forces. By mastering the principles of normal vibration, professionals can enhance safety, performance, and reliability in their respective domains. As technology continues to evolve, the study of normal vibration will remain a fundamental aspect of engineering and design, ensuring that our structures and systems are capable of withstanding the challenges posed by the environment and human activity.

在物理和工程领域，normal vibration的概念对于理解各种系统如何响应外部力量至关重要。Normal vibration指的是当系统从其平衡位置受到干扰时的自然振荡模式。这些振动以可预测的方式发生，并且可以通过数学分析来预测结构在不同条件下的行为。理解normal vibration对于设计稳定的结构（如桥梁、建筑物和机械）是必不可少的，因为它帮助工程师确保这些结构能够承受环境力量而不发生故障。当一个结构受到外部力量的作用时，它可能会开始振动。结构的normal vibration由其物理特性决定，包括质量、刚度和阻尼。每个结构都有自己独特的一组自然频率，在这些频率下它更喜欢振荡。如果外部力量的频率与这些自然频率之一相匹配，就会发生共振现象，导致过度振动并可能导致灾难性的故障。例如，考虑一座桥。工程师必须分析桥的normal vibration特性，以确保它能够承受车辆、风和其他因素施加的动态载荷。通过进行振动分析，工程师可以识别桥的自然频率，并设计其以避免与典型加载条件的共振。这个过程通常涉及复杂的数学建模和模拟，以准确预测桥在各种场景下的行为。除了结构工程之外，normal vibration的概念在机械系统中也相关。例如，在旋转机械中，如涡轮机或电动机，normal vibration分析用于检测可能导致故障的不平衡或错位。通过监测这些机器的振动，工程师可以及早识别潜在问题，并在灾难性故障发生之前进行维护。这种主动的方法不仅增强了安全性，还提高了机械的整体效率和使用寿命。此外，normal vibration在声学领域也发挥着重要作用。例如，乐器通过弦或气柱的振动产生声音。这些乐器的normal vibration模式决定了它们的音色和音高。理解这些振动使得音乐家和乐器制造者能够创造出具有所需声音特性的乐器。总之，normal vibration的概念在工程、机械和声学等多个领域中都是不可或缺的。它描述了系统的自然振荡模式，对于预测和管理结构和机器在外部力量下的行为至关重要。通过掌握normal vibration的原理，专业人士可以在各自的领域中增强安全性、性能和可靠性。随着技术的不断发展，normal vibration的研究将继续成为工程和设计的基本方面，确保我们的结构和系统能够承受环境和人类活动带来的挑战。