sine wave

简明释义

正弦波

英英释义

例句

1.The graph of a sine wave (正弦波) shows periodic oscillations.

一个sine wave (正弦波) 的图形显示周期性振荡。

2.A sine wave (正弦波) is characterized by its amplitude and frequency.

sine wave (正弦波) 的特点是其幅度和频率。

3.The audio signal can be represented as a sine wave (正弦波) which is the simplest form of sound.

音频信号可以表示为一个sine wave (正弦波)，这是声音的最简单形式。

4.We can simulate the motion of a pendulum using a sine wave (正弦波) function.

我们可以使用sine wave (正弦波) 函数来模拟摆的运动。

5.In electronics, a sine wave (正弦波) is often used to describe alternating current.

在电子学中，sine wave (正弦波) 通常用于描述交流电。

作文

In the study of mathematics and physics, the concept of a sine wave (正弦波) plays a crucial role in understanding various phenomena. A sine wave is a continuous wave that oscillates smoothly and regularly, characterized by its amplitude, frequency, and phase. The sine wave is one of the simplest forms of periodic waveforms and serves as a fundamental building block for more complex waves. The mathematical representation of a sine wave can be expressed as y = A sin(ωt + φ), where A represents the amplitude, ω is the angular frequency, t is time, and φ is the phase shift. This equation highlights how the sine wave varies over time, creating an elegant and predictable pattern that can be observed in numerous applications. One of the most prominent examples of a sine wave can be found in sound waves. When a tuning fork vibrates, it produces a sound that can be modeled as a sine wave. The frequency of the sine wave corresponds to the pitch of the sound; higher frequencies produce higher pitches, while lower frequencies produce lower pitches. This relationship between frequency and sound is fundamental in music and acoustics, allowing musicians to create harmonious melodies by combining different sine waves. In addition to sound, sine waves are also prevalent in electrical engineering. Alternating current (AC) electricity is typically represented as a sine wave, where the voltage varies periodically over time. This periodicity allows electrical devices to operate efficiently, as they can harness the energy produced by the sine wave to perform work. Understanding the behavior of sine waves in electrical circuits is essential for engineers and technicians working in the field of electronics. Furthermore, the concept of a sine wave extends beyond the realms of sound and electricity. In physics, sine waves can describe various types of wave motion, including light waves and water waves. For instance, when a stone is thrown into a calm pond, the ripples created can be approximated by a series of sine waves. These waves propagate outward, demonstrating the principles of wave interference and diffraction. In conclusion, the sine wave (正弦波) is a fundamental concept that permeates various fields of study, from mathematics and physics to music and engineering. Its unique properties and predictable nature make it an essential tool for analyzing and understanding the world around us. Whether it is in the form of sound waves, electrical currents, or physical wave motion, the sine wave continues to be a vital component in both theoretical research and practical applications. By mastering the concept of the sine wave, individuals can gain deeper insights into the interconnectedness of different scientific disciplines and appreciate the beauty of the natural world.

在数学和物理学的研究中，sine wave（正弦波）这一概念在理解各种现象中起着至关重要的作用。sine wave是一种连续的波，以平滑而规律的方式振荡，其特征包括幅度、频率和相位。sine wave是最简单的周期波形之一，是更复杂波形的基本构建块。sine wave的数学表示可以表达为y = A sin(ωt + φ)，其中A代表幅度，ω是角频率，t是时间，φ是相位偏移。这个方程突出了sine wave如何随时间变化，创造出一种优雅且可预测的模式，这种模式可以在众多应用中观察到。sine wave的一个显著例子可以在声波中找到。当音叉振动时，它产生的声音可以被建模为sine wave。sine wave的频率对应于声音的音高；较高的频率产生较高的音调，而较低的频率产生较低的音调。频率与声音之间的这种关系在音乐和声学中是基础的，使音乐家能够通过组合不同的sine waves来创造和谐的旋律。除了声音，sine waves在电气工程中也很普遍。交流电（AC）电力通常表示为sine wave，其中电压随着时间周期性变化。这种周期性使电气设备能够高效运行，因为它们可以利用sine wave产生的能量来执行工作。理解sine wave在电路中的行为对从事电子领域的工程师和技术人员至关重要。此外，sine wave的概念超越了声音和电力的领域。在物理学中，sine waves可以描述各种类型的波动，包括光波和水波。例如，当一块石头投向平静的池塘时，所产生的涟漪可以近似为一系列sine waves。这些波向外传播，展示了波干涉和衍射的原理。总之，sine wave（正弦波）是一个基本概念，渗透到多个研究领域，从数学和物理学到音乐和工程。它独特的属性和可预测的特性使其成为分析和理解周围世界的重要工具。无论是在声波、电流还是物理波动的形式中，sine wave继续成为理论研究和实际应用中的重要组成部分。通过掌握sine wave的概念，个人可以更深入地洞察不同科学学科之间的相互联系，并欣赏自然界的美丽。