spherical wave

简明释义

球面波

英英释义

例句

1.When a stone is thrown into a pond, it creates concentric spherical waves that travel outward.

当一块石头扔进池塘时，它会产生同心的球面波向外传播。

2.The sound emitted from a point source radiates as a spherical wave, which means it spreads out uniformly in all directions.

从点源发出的声音以球面波的形式辐射，这意味着它向所有方向均匀传播。

3.In acoustics, understanding spherical waves is crucial for designing effective sound systems.

在声学中，理解球面波对于设计有效的音响系统至关重要。

4.The phenomenon of light spreading from a laser can be modeled using spherical waves.

激光发出的光扩散现象可以用球面波来建模。

5.In physics, a spherical wave can be described mathematically using wave equations.

在物理学中，球面波可以通过波动方程进行数学描述。

作文

In the realm of physics and engineering, understanding various types of waves is crucial for numerous applications. One such type of wave is the spherical wave, which plays a significant role in fields ranging from acoustics to optics. A spherical wave is defined as a wave that propagates outward from a point source in all directions, forming a spherical front. This phenomenon can be observed when a stone is thrown into a still pond; the ripples that spread outwards are an excellent example of a spherical wave. The concept of spherical wave is not only limited to water but can also be applied to sound waves and electromagnetic waves.When we consider sound waves, a spherical wave occurs when a sound source, like a speaker, emits sound uniformly in all directions. The sound energy spreads out in a three-dimensional space, creating an expanding sphere of sound. As the distance from the source increases, the intensity of the sound diminishes, illustrating the inverse square law. This law states that the intensity of a wave is inversely proportional to the square of the distance from the source, which is a fundamental principle in wave propagation.In optics, the concept of spherical wave becomes even more intriguing. When light emanates from a small source, such as a laser pointer, it can also be described as a spherical wave. However, due to the nature of light, it often behaves differently than sound. Light waves can travel through a vacuum, and they do not require a medium to propagate. The spherical wave model helps us understand how light interacts with different surfaces and materials, leading to phenomena such as reflection, refraction, and diffraction.The mathematical representation of a spherical wave is often expressed using wave equations. In three-dimensional space, the wave function can be described by a radial coordinate system, where the amplitude of the wave decreases with increasing distance from the source. This mathematical formulation is essential for engineers and scientists who design systems that rely on wave behavior, such as sonar technology, medical imaging devices like ultrasound, and even wireless communication systems.Moreover, the study of spherical wave patterns is vital in understanding how waves interact with obstacles and boundaries. For instance, when a spherical wave encounters a barrier, it can reflect off the surface, create interference patterns, or even diffract around edges. These interactions are critical in designing acoustic spaces, such as concert halls, where sound quality is paramount. Engineers must consider how spherical wave propagation will affect sound distribution within the space to ensure optimal listening experiences.In conclusion, the concept of spherical wave is essential in various scientific and engineering disciplines. By comprehending how spherical wave propagates, interacts, and influences our environment, we can innovate and improve technologies that rely on wave mechanics. Whether it is enhancing audio experiences, developing advanced imaging techniques, or optimizing telecommunications, the understanding of spherical wave dynamics remains a cornerstone of modern science and technology.

在物理和工程领域，理解各种波的类型对许多应用至关重要。其中一种波是spherical wave（球面波），它在声学到光学等领域中发挥着重要作用。spherical wave被定义为从点源向外传播的波，四面八方形成一个球形波前。当一块石头投掷到静止的水塘中时，向外扩散的涟漪就是一个很好的spherical wave示例。spherical wave的概念不仅限于水，还可以应用于声波和电磁波。当我们考虑声波时，spherical wave发生在像扬声器这样的声源均匀向各个方向发出声音时。声能在三维空间中传播，形成一个扩展的声波球体。随着距离源的增加，声音的强度减弱，说明了反平方定律。这个定律指出，波的强度与距离源的平方成反比，这是波传播中的基本原理。在光学中，spherical wave的概念变得更加有趣。当光从一个小源发出时，比如激光笔，它也可以被描述为spherical wave。然而，由于光的特性，它往往与声音表现不同。光波可以通过真空传播，并且不需要介质来传播。spherical wave模型帮助我们理解光如何与不同的表面和材料相互作用，导致反射、折射和衍射等现象。spherical wave的数学表示通常使用波动方程来表达。在三维空间中，波函数可以通过径向坐标系描述，其中波的幅度随着离源的距离增加而减小。这种数学公式对于设计依赖于波行为的系统的工程师和科学家至关重要，例如声呐技术、超声波等医学成像设备，甚至无线通信系统。此外，研究spherical wave模式对于理解波如何与障碍物和边界相互作用至关重要。例如，当spherical wave遇到障碍物时，它可以从表面反射、产生干涉图案，甚至绕过边缘衍射。这些相互作用在设计声学空间（如音乐厅）时至关重要，因为音质是最重要的。工程师必须考虑spherical wave传播如何影响空间内的声音分布，以确保最佳的听觉体验。总之，spherical wave的概念在各种科学和工程学科中至关重要。通过理解spherical wave的传播、相互作用及其对环境的影响，我们可以创新和改善依赖于波力学的技术。无论是增强音频体验、开发先进的成像技术，还是优化电信，理解spherical wave动态仍然是现代科学和技术的基石。