half width

简明释义

半宽度

英英释义

例句

1.The image was resized to a half width 一半宽度 to fit better in the layout.

该图像被调整为half width 一半宽度以更好地适应布局。

2.For optimal viewing, the text box should be set to a half width 一半宽度 of the screen.

为了获得最佳视图，文本框的宽度应设置为屏幕的half width 一半宽度。

3.When printing, make sure to set the margins to half width 一半宽度 to save paper.

打印时，请确保将边距设置为half width 一半宽度，以节省纸张。

4.In the graph, the bars should have a half width 一半宽度 compared to the spacing between them.

在图表中，条形的half width 一半宽度应与它们之间的间距相比。

5.The design requires a half width 一半宽度 for the sidebar to ensure it fits well on mobile devices.

该设计要求侧边栏的half width 一半宽度，以确保在移动设备上适配良好。

作文

In the field of physics and engineering, the term half width refers to a specific measurement that is crucial for understanding various phenomena. The half width is often used in the context of spectral lines, where it describes the width of the line at half of its maximum intensity. This concept is particularly important in spectroscopy, where scientists analyze the light emitted or absorbed by substances to determine their composition and properties. When a substance interacts with light, it can absorb or emit energy at specific wavelengths. These interactions create spectral lines, which are graphical representations of the intensity of light versus wavelength. The half width of these lines provides valuable information about the substance's characteristics, such as temperature, pressure, and concentration. A narrower half width indicates a more stable environment, while a broader half width suggests greater variability in the conditions affecting the substance.For example, consider a gas in a controlled environment. When the gas is heated, the spectral lines will exhibit a certain half width. If the temperature increases significantly, the half width of the spectral lines may also broaden due to increased molecular motion. This change can be quantitatively analyzed to infer the temperature of the gas. Similarly, in astrophysics, the half width of spectral lines from distant stars can reveal information about their temperature and composition, as well as the presence of external factors like magnetic fields or turbulence in the stellar atmosphere.Understanding the significance of half width goes beyond just theoretical applications; it has practical implications in various industries. For instance, in telecommunications, the half width of signal frequencies can affect data transmission rates and overall communication efficiency. Engineers must carefully design systems to minimize the half width of signals to ensure clear and reliable communication.Moreover, in medical imaging techniques like MRI, the half width of the signals received can influence image resolution. A smaller half width leads to sharper images, which can enhance diagnostic capabilities. Thus, researchers and medical professionals strive to optimize the half width to improve the quality of the images produced.In conclusion, the concept of half width is a fundamental aspect of various scientific and engineering disciplines. Its relevance spans from understanding the physical properties of substances to enhancing technological applications in communication and medical imaging. By grasping the importance of half width, we can better appreciate the intricate details of the world around us and how they can be measured and utilized in practical scenarios. The exploration of half width not only enriches our knowledge but also opens doors to advancements that can significantly impact society.

在物理和工程领域，术语half width指的是一个特定的测量，这对于理解各种现象至关重要。half width通常用于光谱线的上下文中，它描述了光谱线在最大强度的一半处的宽度。这个概念在光谱学中特别重要，科学家分析物质发射或吸收的光，以确定它们的成分和特性。当一种物质与光相互作用时，它可以在特定的波长上吸收或发射能量。这些相互作用创建了光谱线，这是强度与波长的图形表示。光谱线的half width提供了关于物质特征的宝贵信息，例如温度、压力和浓度。较窄的half width表示环境更稳定，而较宽的half width则表明影响物质的条件更为多变。例如，考虑在受控环境中的气体。当气体被加热时，光谱线将显示出一定的half width。如果温度显著升高，光谱线的half width可能也会因分子运动增加而变宽。这一变化可以定量分析，以推断气体的温度。同样，在天体物理学中，来自遥远恒星的光谱线的half width可以揭示它们的温度和成分，以及外部因素如磁场或恒星大气中的湍流的存在。理解half width的重要性不仅仅局限于理论应用；它在各个行业中具有实际意义。例如，在电信中，信号频率的half width可以影响数据传输速率和整体通信效率。工程师必须仔细设计系统，以最小化信号的half width，以确保清晰可靠的通信。此外，在医学成像技术如MRI中，接收到的信号的half width可以影响图像分辨率。较小的half width导致更清晰的图像，从而增强诊断能力。因此，研究人员和医疗专业人员努力优化half width，以提高所产生图像的质量。总之，half width的概念是各种科学和工程学科的基本方面。它的相关性从理解物质的物理特性到增强通信和医学成像中的技术应用。通过掌握half width的重要性，我们可以更好地欣赏周围世界的微妙细节，以及如何测量和利用这些细节于实际情境中。对half width的探索不仅丰富了我们的知识，也为可能显著影响社会的进步打开了大门。