modulation

简明释义

英[ˌmɒdjəˈleɪʃn]美[ˌmɑːdʒəˈleɪʃn]

n. [电子] 调制；调整

复 数 m o d u l a t i o n s

英英释义

单词用法

同义词

反义词

例句

1.High frequency pulse width modulation power control systems can be realized using semiconductor switches.

高频脉冲宽度调制电力控制系统，可以实现用半导体开关。

2.They assumed language must be based on speech , the modulation of sound .

他们认为语言必须以话语为基础，也就是对声音的调节。

3.Sensor module is composed of sensor circuit, modulation circuit and analog signal switch.

传感模块由传感器电路、调制电路和模拟信号开关组成。

4.This thesis studied the modulation and demodulation technology of CDMA by comparing several technologies.

本文主要研究了CDMA技术中调制解调方法的选取与比较。

5.We then introduce some commonly used analog modulation methods and discuss how to receive the signals.

然后我们介绍一些常用的类比调变方法，并讨论如何接收这些信号。

6.Improved modulation accuracy of flash.

改善使用闪光灯的准确度。

7.This effect is called self-phase modulation.

这种效应叫做自相位调制。

8.Digital modulation techniques are used in modern communication systems to enhance data transmission.

现代通信系统中使用数字调制技术来增强数据传输。

9.The teacher emphasized the importance of modulation in public speaking to keep the audience engaged.

老师强调了在公共演讲中调制的重要性，以保持观众的参与感。

10.In telecommunications, modulation is essential for transmitting signals over long distances.

在电信中，调制对于长距离传输信号至关重要。

11.The doctor explained that modulation of the medication dosage could improve the patient's response.

医生解释说，调整药物剂量的调制可以改善患者的反应。

12.The singer's voice had a beautiful modulation, making the performance captivating.

这位歌手的声音有着美妙的调制，使得表演引人入胜。

作文

In the realm of music and communication, the concept of modulation plays a crucial role in enhancing the effectiveness of expression. Modulation refers to the process of changing or adjusting something to achieve a desired effect. In music, this often involves changing the key or the pitch of a piece to create variety and maintain the listener's interest. For instance, a composer may choose to shift from a major key to a minor key during a bridge section of a song to evoke different emotions. This shift is not merely a technical adjustment; it is an artistic decision that can profoundly impact how the audience perceives the music.Similarly, in the field of communication, modulation refers to the variations in tone, pitch, and volume that speakers use to convey meaning and emotion. A speaker who uses effective modulation can engage their audience more effectively than one who speaks in a monotone voice. For example, a teacher might raise their voice to emphasize a point or lower it to draw students in during a storytelling moment. This dynamic use of voice helps to maintain attention and enhances comprehension, making the message more impactful.Moreover, modulation is also a vital concept in the field of telecommunications. In this context, it refers to the technique of varying a carrier signal in order to transmit data effectively over various mediums. Different types of modulation, such as amplitude modulation (AM) and frequency modulation (FM), are used to encode information onto a carrier wave. This allows for the transmission of audio signals, television broadcasts, and even internet data. The choice of modulation method can significantly affect the quality and clarity of the signal received by the end-user.Understanding modulation in these different contexts highlights its importance in both artistic and practical applications. In music, it allows for emotional depth and variation, while in communication, it enhances engagement and clarity. In technology, it enables efficient data transmission, making it a cornerstone of modern communication systems.To summarize, modulation is not just a technical term; it embodies the essence of adaptability and change across various fields. Whether it’s in music, where it brings life to compositions, in speech, where it captures the audience's attention, or in telecommunications, where it ensures clear communication, modulation is an essential skill and concept that influences many aspects of our lives. Embracing the principles of modulation can lead to more effective communication, richer musical experiences, and better technological advancements. Therefore, recognizing and applying the concept of modulation can significantly enhance our interactions and expressions in diverse environments.

在音乐和交流的领域中，调制的概念在增强表达效果方面发挥着至关重要的作用。调制指的是为了达到预期效果而改变或调整某事的过程。在音乐中，这通常涉及到改变一首曲子的调性或音高，以创造变化并保持听众的兴趣。例如，作曲家可能选择在歌曲的桥段部分从大调转为小调，以唤起不同的情感。这种转变不仅仅是技术上的调整；它是一个艺术决策，可以深刻影响观众对音乐的感知。同样，在交流领域，调制指的是说话者用来传达意义和情感的音调、音高和音量的变化。有效使用调制的演讲者可以比以单调声音演讲的人更有效地吸引他们的听众。例如，老师可能会提高音量来强调某个观点，或者降低音量在讲故事时吸引学生的注意。这种动态的声音使用有助于保持注意力，并增强理解，使信息更加有影响力。此外，调制在电信领域也是一个至关重要的概念。在这个背景下，它指的是通过改变载波信号来有效传输数据的技术。不同类型的调制，如幅度调制（AM）和频率调制（FM），用于将信息编码到载波波上。这允许音频信号、电视广播甚至互联网数据的传输。调制方法的选择可以显著影响最终用户接收到的信号的质量和清晰度。了解这些不同上下文中的调制突显了它在艺术和实用应用中的重要性。在音乐中，它带来了情感的深度和变化；在交流中，它增强了参与感和清晰度；在技术中，它确保了有效的数据传输，使其成为现代通信系统的基石。总之，调制不仅仅是一个技术术语；它体现了在各个领域适应性和变化的本质。无论是在音乐中，它为作品注入生命；在演讲中，它捕获听众的注意；还是在电信中，它确保清晰的沟通，调制都是影响我们生活各个方面的基本技能和概念。因此，认识并应用调制的概念可以显著增强我们在多种环境中的互动和表达。