wavefront

简明释义

英[ˈweɪvˌfrʌnt]美[ˈweɪvfrʌnt]

n. 波前；波阵面

英英释义

单词用法

同义词

反义词

例句

1.The relationship between residual wavefront phase error and frequency response in an adaptive optical telescope is analyzed.

分析了自适应望远镜系统的波面补偿剩余误差与频率响应的关系。

2.The data measurement of dynamic wavefront phase is an important experimental means for atmospheric optics, aero optics and laser technique.

动态波前相位信息测量是大气光学、气动光学和激光技术等领域的重要实验手段。

3.The design method of wavefront corneal contact lens by the objective optometry is presented.

提出了一种客观验光的波前角膜接触镜的设计方法。

4.We present an all-reflective Fourier transform imaging spectrometer (FTIS) with high resolution based on the principle of wavefront-splitting interference.

提出了一种基于分波前干涉结构的全反射式高分辨率傅里叶变换成像光谱仪。

5.The experimental results show that the global tilt information of beam wavefront for adaptive optics can be effectively extracted by both algorithms.

实验结果表明，这两种算法均可有效地提取出自适应光学所需要的光束波前整体倾斜信息。

6.Consider the match of the aberration and the detector's area as well as the wavefront error.

分析了系统的几何像差与探测器接收面积的匹配，也考虑了光学系统波像差的作用。

7.The propagation process of pulse wave in the cable and influence of cable length on overvoltage and wavefront time of winding are discussed in this paper.

讨论了脉冲波在电缆中的传播过程以及电缆长度对线圈端的过电压和脉冲上升时间的影响。

8.The noise of wavefront sensor is a major noise source in adaptive optics system.

在自适应光学系统中，波前探测器的噪声是主要误差源。

9.The resulting distortions in the wavefront generate the fringe contours.

波阵面上发生的畸变生成了条纹线。

10.The scientist observed how the wavefront (波前) of the sound waves changed as they moved through different mediums.

科学家观察到声音波通过不同介质时，wavefront (波前) 是如何变化的。

11.The wavefront (波前) of light can be visualized as a series of concentric circles emanating from a point source.

光的 wavefront (波前) 可以被想象成从点源发出的同心圆系列。

12.When studying seismic waves, geologists analyze the wavefront (波前) to determine the epicenter of an earthquake.

在研究地震波时，地质学家分析 wavefront (波前) 来确定地震的震中。

13.The wavefront (波前) propagation speed is crucial for understanding how waves travel through various environments.

了解波在不同环境中传播的速度对于理解 wavefront (波前) 的传播速度至关重要。

14.In physics class, we learned that a wavefront (波前) represents the surface over which an oscillation has a constant phase.

在物理课上，我们了解到 wavefront (波前) 代表了一个振动具有恒定相位的表面。

作文

In the realm of physics and wave theory, the term wavefront refers to an imaginary surface that represents the crest of a wave at a given moment in time. It is a crucial concept for understanding how waves propagate through different mediums, whether they be sound waves traveling through air or light waves moving through a vacuum. To grasp the significance of wavefront, we must first delve into the fundamental properties of waves themselves.Waves are disturbances that transfer energy from one point to another without the physical transport of matter. They can be classified into two main types: transverse and longitudinal waves. Transverse waves, such as those seen on the surface of water, have oscillations that occur perpendicular to the direction of wave propagation. In contrast, longitudinal waves, like sound waves, have oscillations that occur parallel to the direction of travel.The concept of wavefront becomes particularly important when analyzing how these waves interact with their environment. For instance, consider a pebble thrown into a still pond. The ripples that form on the surface of the water represent wavefronts radiating outward from the point of disturbance. Each ripple corresponds to a specific phase of the wave, illustrating how energy moves through the water.Moreover, wavefronts can be used to visualize wave behavior during phenomena such as refraction and diffraction. Refraction occurs when a wave passes from one medium to another, changing its speed and direction. This bending of the wavefront is evident when light travels from air into water, causing objects submerged in water to appear distorted. Understanding this behavior is essential in fields like optics, where lenses manipulate wavefronts to focus light and create images.On the other hand, diffraction refers to the bending of waves around obstacles or the spreading of waves as they pass through narrow openings. When a wave encounters a barrier, the wavefront bends around the edges, creating a pattern of interference that can be observed in various contexts, from sound waves echoing in a room to light waves creating patterns in a double-slit experiment.In addition to these interactions, wavefronts play a pivotal role in technologies such as sonar and radar. These systems rely on the principles of wave propagation to detect objects underwater or in the atmosphere. By analyzing the returning wavefronts, scientists and engineers can determine the distance, size, and shape of various objects, making these tools invaluable for navigation, exploration, and surveillance.In conclusion, the concept of wavefront is integral to our understanding of wave mechanics and their applications in the real world. From the simple act of tossing a stone into a pond to the complex workings of optical devices and detection systems, wavefronts help us visualize and analyze the behavior of waves as they travel through different media. As we continue to explore the intricacies of wave phenomena, the importance of wavefront will undoubtedly remain a fundamental aspect of both scientific inquiry and technological advancement.

在物理学和波动理论的领域中，术语wavefront指的是一个假想的表面，它表示在给定时刻波的波峰。这是理解波如何通过不同介质传播的关键概念，无论是声波在空气中传播还是光波在真空中移动。要掌握wavefront的重要性，我们首先必须深入了解波的基本性质。波是将能量从一个点传递到另一个点的扰动，而不物理运输物质。它们可以分为两种主要类型：横波和纵波。横波，例如水面上的波浪，其振动发生在波传播方向的垂直方向上。相反，纵波，如声波，其振动发生在传播方向的平行方向上。wavefront的概念在分析这些波与其环境的相互作用时变得尤为重要。例如，考虑将一块卵石投掷到静止的水塘中。形成在水面上的涟漪代表了从扰动点向外辐射的wavefronts。每个涟漪对应于波的特定相位，说明能量是如何在水中移动的。此外，wavefronts可用于可视化波在折射和衍射等现象中的行为。折射发生在波从一种介质传递到另一种介质时，波速和方向发生变化。当光从空气进入水中时，这种wavefront的弯曲是显而易见的，导致水下物体看起来扭曲。理解这种行为在光学等领域至关重要，其中透镜操控wavefronts以聚焦光并创建图像。另一方面，衍射是指波绕过障碍物或通过狭窄开口时的弯曲。当波遇到障碍物时，wavefront会绕过边缘，创建干涉模式，这在各种情况下都可以观察到，从声波在房间中回响到光波在双缝实验中形成的图案。除了这些相互作用，wavefronts在声纳和雷达等技术中也发挥着关键作用。这些系统依赖波传播的原理来检测水下或大气中的物体。通过分析返回的wavefronts，科学家和工程师可以确定各种物体的距离、大小和形状，使这些工具在导航、探索和监视中不可或缺。总之，wavefront的概念对我们理解波力学及其在现实世界中的应用至关重要。从简单的将石头扔进水塘的行为到光学设备和探测系统的复杂工作，wavefronts帮助我们可视化和分析波在不同介质中传播的行为。随着我们继续探索波现象的复杂性，wavefront的重要性无疑将始终是科学研究和技术进步的基本方面。