hertz

简明释义

英[hɜːts]美[hɜːrts]

n. [物] 赫兹（频率单位）

复 数 h e r t z 或 h e r t z e s

英英释义

单词用法

同义词

反义词

例句

1.You hear it? 2,100 Hertz — beautiful tone.

听到了吗？ 2100赫兹-，很美丽的调子。

2.The length of the bar is about 122 centimeters, and so that translates into a frequency of roughly 2,200, 2,100 hertz.

条的长度大概是,122厘米，转换成频率就是,大概2200，2100赫兹。

3.The result runs at six Hertz, about a millionth of the speed of a typical laptop computer.

成品能以六赫兹的频率运行，约是典型手提电脑运行速度的百万分之一。

4.After a few minutes the Hertz woman came back with a look of embarrassment on her face.

几分钟后，“赫兹租车”的女雇员回到柜台前，脸上一副尴尬的表情。 “不好意思，奥巴马先生，你的信用卡被拒付了。”

5.It is one over T, and so the units are seconds minus one but most physicists would call that "hertz."

它等于T分之一，单位是秒的负一次方,大部分物理学家叫它赫兹

6.Every Hertz location has a person responsible for lost items, and about 75% are returned to their owners, she says.

赫兹每个租车点上都有一名员工专用负责失物，约75%的失物物归原主，她说。

7.We as scientists need to improve available therapies and create new ones, "Hertz-Picciotto said."

我们作为科学家也应致力于提升治疗效果，并寻找新的治疗途径。

8.No ifs and buts, at absolute zero temperature, this is exactly 9, 192, 631, 770 hertz.

这个频率不存在“如果和但是”，绝对零度的条件下，9192631770赫兹，不会有任何偏差。

9.The refresh rate of the monitor is 60 hertz (赫兹).

显示器的刷新率为60hertz（赫兹）。

10.In audio engineering, a typical human hearing range is between 20 hertz and 20,000 hertz (赫兹).

在音频工程中，典型的人类听觉范围在20hertz到20,000hertz（赫兹）之间。

11.The CPU operates at a clock speed of 3.2 hertz (赫兹).

CPU的时钟速度为3.2hertz（赫兹）。

12.A radio station broadcasts at a frequency of 101.5 hertz (赫兹).

一个广播电台的广播频率为101.5hertz（赫兹）。

13.The frequency of the sound wave is measured in hertz (赫兹).

声波的频率以hertz（赫兹）为单位测量。

作文

In the realm of physics and engineering, the term hertz is of paramount importance. It refers to the unit of frequency, defined as one cycle per second. This measurement is named after Heinrich Rudolf Hertz, a German physicist who made significant contributions to the understanding of electromagnetic waves. The concept of hertz is crucial in various fields, including telecommunications, audio engineering, and even in the realm of everyday technology. To grasp the significance of hertz, consider how it applies to sound. Sound waves are vibrations that travel through the air, and their frequency determines the pitch we perceive. For instance, a sound wave with a frequency of 440 hertz corresponds to the musical note A above middle C, a standard reference pitch for tuning musical instruments. This illustrates how hertz plays a vital role in music and sound production, affecting everything from the quality of audio recordings to live performances.Moreover, in the world of electronics, hertz is essential for understanding how devices operate. For example, the refresh rate of a computer monitor is measured in hertz. A monitor with a refresh rate of 60 hertz updates the image on the screen 60 times per second, which is crucial for providing a smooth visual experience. Higher refresh rates, such as 120 or 240 hertz, can significantly enhance gaming and video playback, making them more fluid and enjoyable.In telecommunications, hertz is used to describe the bandwidth of signals. The frequency range allocated for different communication technologies can determine their efficiency and effectiveness. For example, radio stations broadcast at specific frequencies measured in hertz, allowing listeners to tune in to their favorite channels. Understanding hertz is essential for engineers and technicians working to optimize these systems for better performance.Furthermore, the concept of hertz extends beyond just sound and electronics; it also plays a role in the natural sciences. For instance, in the study of seismic waves, which are crucial for understanding earthquakes, the frequency of these waves is measured in hertz. By analyzing the frequencies of seismic waves, scientists can gain insights into the earth's structure and the dynamics of tectonic plates.In conclusion, the term hertz represents much more than just a unit of measurement; it encapsulates a fundamental aspect of how we understand and interact with the world around us. From music to technology, and even to the natural sciences, hertz serves as a bridge connecting various disciplines. As we continue to advance technologically and deepen our scientific knowledge, the relevance of hertz will undoubtedly remain a cornerstone in our exploration of frequency and its applications. Therefore, mastering the concept of hertz is essential for anyone looking to delve into the fields of science, engineering, and the arts.

在物理和工程领域，术语赫兹具有重要意义。它指的是频率的单位，定义为每秒一个周期。这个测量以德国物理学家海因里希·鲁道夫·赫兹的名字命名，他对电磁波的理解做出了重大贡献。赫兹的概念在多个领域中至关重要，包括电信、音频工程，甚至在日常技术领域。为了掌握赫兹的意义，可以考虑它在声音中的应用。声波是通过空气传播的振动，其频率决定了我们感知的音调。例如，频率为440赫兹的声波对应于中音C上方的A音符，这是调音乐器的标准参考音高。这说明了赫兹在音乐和声音制作中的重要作用，影响着从音频录制的质量到现场表演的各个方面。此外，在电子产品的世界中，赫兹对于理解设备的操作至关重要。例如，计算机显示器的刷新率以赫兹为单位进行测量。刷新率为60赫兹的显示器每秒更新屏幕上的图像60次，这对于提供流畅的视觉体验至关重要。更高的刷新率，如120或240赫兹，可以显著增强游戏和视频播放，使其更加流畅和愉快。在电信领域，赫兹用于描述信号的带宽。分配给不同通信技术的频率范围可以决定它们的效率和有效性。例如，广播电台在特定的以赫兹为单位的频率上进行广播，允许听众收听他们喜欢的频道。理解赫兹对于优化这些系统以提高性能的工程师和技术人员至关重要。此外，赫兹的概念不仅限于声音和电子产品；它还在自然科学中发挥作用。例如，在对地震波的研究中，频率以赫兹为单位进行测量，这对理解地震至关重要。通过分析地震波的频率，科学家可以深入了解地球的结构和构造板块的动态。总之，术语赫兹不仅仅代表一个测量单位；它概括了我们理解和与周围世界互动的基本方面。从音乐到技术，再到自然科学，赫兹作为连接各个学科的桥梁。随着我们继续在技术上取得进步并加深科学知识，赫兹的相关性无疑将继续成为我们探索频率及其应用的基石。因此，掌握赫兹的概念对于任何希望深入科学、工程和艺术领域的人来说都是必不可少的。