amplitude-modulated wave

简明释义

调幅波;

英英释义

例句

1.When tuning your car radio, you might notice that the amplitude-modulated wave can pick up signals from far away, or 调幅波可以接收到远处的信号。

当你调节汽车收音机时，你可能会发现调幅波能接收到远处的信号。

2.An amplitude-modulated wave is often used for AM radio transmission, which translates to 调幅波在AM无线电传输中常被使用。

在AM无线电传输中，调幅波常被使用。

3.The quality of an amplitude-modulated wave can be affected by various environmental factors, or 调幅波的质量可能受到各种环境因素的影响。

调幅波的质量可能受到各种环境因素的影响。

4.The radio station broadcasts using an amplitude-modulated wave, which is known as 调幅波 in Chinese.

这个广播电台使用一种调幅波进行广播，这在中文中被称为调幅波。

5.In telecommunications, understanding how an amplitude-modulated wave works is crucial, or 在电信中，理解调幅波的工作原理至关重要。

在电信中，理解调幅波的工作原理至关重要。

作文

In the realm of communication technology, one of the most significant advancements has been the development of the amplitude-modulated wave (调幅波). This type of wave plays a crucial role in the transmission of information over various distances. To understand its importance, we must first break down what an amplitude-modulated wave is and how it functions. Amplitude modulation (AM) is a technique used to encode information onto a carrier wave by varying the amplitude of the wave. This means that the strength or intensity of the wave changes in accordance with the information signal being sent. For instance, when you listen to AM radio, the audio signals are transformed into an amplitude-modulated wave, allowing the sound to travel over long distances. The history of amplitude-modulated waves dates back to the late 19th century when inventors like Guglielmo Marconi began experimenting with radio waves. Marconi's work laid the foundation for wireless communication, and the amplitude-modulated wave became a standard method for transmitting voice and music. This was revolutionary at the time, as it allowed for real-time communication across vast distances without the need for physical connections. One of the primary advantages of amplitude-modulated waves is their ability to cover large areas. AM signals can travel farther than other types of modulation, such as frequency modulation (FM). This is particularly beneficial in rural areas where radio stations can reach audiences that might not have access to other forms of media. However, the quality of sound transmitted via amplitude-modulated waves is often lower than that of FM due to susceptibility to interference from various sources, including electrical equipment and atmospheric conditions. Despite these drawbacks, amplitude-modulated waves remain widely used today, especially in broadcasting. Many radio stations still rely on AM technology to reach their listeners. Additionally, AM is used in aviation communication and in some two-way radio systems, demonstrating its versatility and continued relevance. As technology advances, newer methods of transmission have emerged, such as digital modulation techniques. These methods offer improved sound quality and reduced interference. However, the amplitude-modulated wave remains a fundamental concept in the field of telecommunications. Understanding how it works and its historical significance is essential for anyone interested in the evolution of communication technologies. In conclusion, the amplitude-modulated wave (调幅波) is a vital component of our communication infrastructure. It has enabled countless innovations and continues to serve important roles in various applications. As we move forward into an increasingly digital age, the principles behind amplitude-modulated waves will undoubtedly influence future developments in technology. By grasping the concept of amplitude-modulated waves, we can appreciate the rich history of communication and look forward to the possibilities that lie ahead.

在通信技术领域，最重要的进展之一是调幅波（amplitude-modulated wave）的发展。这种波在信息传输中发挥着至关重要的作用。要理解其重要性，我们必须首先分解一下什么是调幅波，以及它是如何运作的。调幅（AM）是一种将信息编码到载波波上的技术，通过改变波的幅度来实现。这意味着波的强度或强度会根据所发送的信息信号而变化。例如，当您收听AM广播时，音频信号被转换为调幅波（amplitude-modulated wave），使声音能够在长距离上传播。调幅波的历史可以追溯到19世纪末，当时发明家古列尔莫·马可尼开始对无线电波进行实验。马可尼的工作为无线通信奠定了基础，而调幅波成为传输声音和音乐的标准方法。这在当时是革命性的，因为它允许在没有物理连接的情况下实时跨越广阔的距离进行通信。调幅波的主要优点之一是其覆盖大面积的能力。AM信号的传播距离比其他调制类型（如频率调制（FM））更远。这在农村地区尤其有利，因为广播电台可以覆盖那些可能无法接触到其他媒体的人群。然而，通过调幅波传输的声音质量通常低于FM，因为它容易受到各种来源的干扰，包括电气设备和大气条件。尽管存在这些缺点，调幅波（amplitude-modulated waves）今天仍然被广泛使用，尤其是在广播中。许多广播电台仍然依赖AM技术来接触他们的听众。此外，AM还用于航空通信和某些双向无线电系统，展示了它的多功能性和持续相关性。随着技术的进步，出现了更新的传输方法，如数字调制技术。这些方法提供了更好的音质和减少干扰。然而，调幅波（amplitude-modulated wave）仍然是电信领域的基本概念。理解它的工作原理及其历史意义对于任何对通信技术发展感兴趣的人来说都是必不可少的。总之，调幅波（amplitude-modulated wave）是我们通信基础设施的重要组成部分。它使无数创新成为可能，并继续在各种应用中发挥重要作用。随着我们进入一个日益数字化的时代，调幅波背后的原理无疑会影响未来技术的发展。通过掌握调幅波（amplitude-modulated waves）的概念，我们可以欣赏通信的丰富历史，并期待未来的可能性。