oscillator

简明释义

英[ˈɒsɪleɪtə(r)]美[ˈɑːsɪleɪtər]

n. [电子] 振荡器；摆动物；动摇的人

英英释义

单词用法

同义词

反义词

例句

1.Quartz crystal oscillator is one of the most stability frequency references.

石英晶体振荡器是一种非常重要的频率源。

2.According to its characteristic, a high accuracy digital frequency supply oscillator has been designed using FPGA.

根据其特性，利用FPGA设计了高准确度的数字频率信号源。

3.The second component is MACD-Histogram, an oscillator whose slope reflects changes of power among bulls or bears.

第二个指标是MACD柱，它的坡度反映了多头和空头的力量。

4.Applying the formula into mesoscopic system we get the energy level of linear oscillator.

应用能量测不准量公式到介观系统，可得线性谐振子的能级宽度。

5.The oscillator strength and radiation rates are also calculated.

计算了相关态的振子强度和辐射跃迁率。

6.Applying the formula into mesoscopic system, we get the energy level of linear oscillator.

应用能量测不准量公式到介观系统，可得线性谐振子的能级宽度。

7.The whole gas which is colliding with the oscillator cools off .

与振动子碰撞的整个气体将逐渐冷却。

8.For a harmonic oscillator the energy levels are evenly spaced.

对谐振子来说，能级是等间隔的。

9.Several variants of isotonic oscillator which can keep the structure of eigenvalue spectra are realized.

实现了在保持本征值谱结构不变情况下同调谐振子的几种变形。

10.The function of a phase-locked loop is to synchronize the output of the oscillator with a reference signal.

相位锁定环的功能是将振荡器的输出与参考信号同步。

11.In electronics, an oscillator is crucial for signal generation.

在电子学中，振荡器对于信号生成至关重要。

12.A simple LC circuit can act as an oscillator in radio transmitters.

简单的LC电路可以作为无线电发射机中的振荡器。

13.The quartz oscillator in watches helps keep accurate time.

手表中的石英振荡器有助于保持准确的时间。

14.The radio uses a crystal oscillator to generate stable frequencies.

这台收音机使用晶体振荡器来生成稳定的频率。

作文

In the realm of physics and engineering, the concept of an oscillator (振荡器) plays a crucial role in various applications. An oscillator is a device or system that produces oscillations, which are repeated variations around a central value or between two or more different states. These oscillations can be mechanical, electrical, or electromagnetic in nature. Understanding how oscillators work is fundamental to many fields, including telecommunications, signal processing, and even music production.One of the simplest forms of an oscillator is the pendulum. When a pendulum swings back and forth, it demonstrates periodic motion, which is a characteristic of oscillation. The time it takes for the pendulum to complete one full swing is called its period. Similarly, in electronics, an oscillator can generate a continuous waveform, such as sine waves or square waves, which are essential for transmitting signals.In modern technology, oscillators are found in a wide array of devices. For instance, quartz crystal oscillators are commonly used in watches and clocks to keep accurate time. The quartz crystal vibrates at a specific frequency when an electric current is applied, producing a stable and precise timekeeping mechanism. This principle is also utilized in radio transmitters and receivers, where oscillators help generate and modulate radio frequencies to send and receive information over distances.Another interesting application of oscillators is in sound synthesis. In music production, electronic instruments often use oscillators to create different sounds. By manipulating the frequency and waveform of the output, musicians can produce a variety of tones and textures. For example, synthesizers use multiple oscillators working together to create rich, layered sounds that would be difficult to achieve with traditional instruments alone.Moreover, oscillators play a vital role in control systems. In engineering, they can be used to stabilize systems and maintain desired performance levels. For example, in an automatic feedback control system, an oscillator can help regulate temperature, speed, or pressure by adjusting inputs based on oscillatory feedback from the system being controlled.The study of oscillators is not limited to practical applications; it also extends into theoretical physics. Researchers explore the behavior of oscillators to understand complex phenomena such as chaos theory, where small changes in initial conditions can lead to vastly different outcomes. This aspect of oscillators reveals insights into systems ranging from weather patterns to stock market fluctuations.In summary, the term oscillator (振荡器) encompasses a wide range of devices and systems that exhibit oscillatory behavior. From simple pendulums to complex electronic circuits, oscillators are integral to our understanding of both the natural world and technological advancements. Their applications span various domains, highlighting their importance in science, engineering, and art. As we continue to innovate and explore new technologies, the significance of oscillators will undoubtedly grow, making them a fascinating subject for further study and exploration.