reflectometer

简明释义

英[ˌriːflekˈtɒmɪtə]美[ˌriflekˈtɑmɪtər]

n. [光] 反射计

英英释义

单词用法

同义词

反义词

例句

1.The principle of Brillouin optical time domain reflectometer (BOTDR) is introduced and its application to the strain monitoring of the strain distribution of the reinforced concrete beam is studied.

介绍了布里渊光时域反射计(BOTDR)的分布式光纤应变测量原理，并应用BOTDR技术对钢筋混凝土T型梁加载后的应变分布进行了测量。

2.Optical Time Domain Reflectometer is a measuring instrument that is essential for optical fiber communication.

光时域反射计非光纤通信必出无否长的的测量仪器。

3.A rectangular waveguide type Six-port reflectometer worked in 8-12 GHz and coutrolled with a microcomputeris presented.

本文介绍一种用矩形波导型六端口反射计快速测量材料介质特性参数的测试系统。

4.On the basis of the symmetry of response equation of a multi port reflectometer, the two complex constants of system are determined by using the same procedure.

根据多端口反射计响应方程的对称性，本文提出用同一求解过程确定两个系统复常数。

5.In comparison with metal target LPP source, due to usage of gas-jet target LPP source, the reflectometer is debris-free and can continuously operate for a long time.

与金属靶等离子体光源相比，由于使用了气体靶等离子体光源，该反射率计具有低碎屑、可长期连续运行等优点。

6.For the five-port waveguide junction properly works in a six-port reflectometer, the absolute value of the reflection coefficient of every port must be less than 0.1.

为了使五端口波导网络能较好地工作于六端口反射计中，要求各端口反射系数的绝对值小于0.1。

7.The quantitative error analysis using this method for a multi-port reflectometer is given also.

另外，本文利用该方法完成了对多端口反射计的误差分析，得到定量分析结果。

8.The technician used a reflectometer to measure the reflectivity of the new solar panels.

技术人员使用反射计来测量新太阳能电池板的反射率。

9.To ensure accurate readings, the reflectometer was calibrated before the experiment.

为了确保读数准确，实验前对反射计进行了校准。

10.In the lab, we tested the reflectometer on various materials to compare their reflective properties.

在实验室，我们对各种材料进行了反射计测试，以比较它们的反射特性。

11.The reflectometer is essential for analyzing optical fibers in telecommunications.

在电信领域，反射计对于分析光纤至关重要。

12.Using a reflectometer can help identify faults in fiber optic cables.

使用反射计可以帮助识别光纤电缆中的故障。

作文

In the world of scientific measurement, precision is essential, and one of the tools that help achieve this is the reflectometer. A reflectometer is an instrument used to measure the reflection of light or other electromagnetic waves from a surface. It plays a critical role in various fields, including telecommunications, materials science, and even in the study of environmental factors affecting our planet. Understanding how a reflectometer works can provide insights into its applications and significance. To begin with, the basic principle of a reflectometer lies in the interaction of light waves with surfaces. When light strikes a material, part of it is reflected while the rest may be absorbed or transmitted through the material. The reflectometer measures the amount of light that is reflected back, which can indicate properties such as surface roughness, material composition, and even the presence of contaminants. One of the most common uses of a reflectometer is in the telecommunications industry, particularly in fiber optics. In this context, the reflectometer helps to identify faults or breaks in fiber optic cables by sending a pulse of light through the fiber and measuring the reflections that return. This process is known as Optical Time Domain Reflectometry (OTDR). By analyzing the time it takes for the light to return and the intensity of the reflection, technicians can pinpoint the location of any issues within the cable, ensuring efficient data transmission. Additionally, reflectometers are employed in the field of materials science to assess the quality of coatings and films. For instance, when applying a protective layer to a metal surface, a reflectometer can determine if the coating is uniform and free from defects. This is crucial in industries like aerospace and automotive, where the integrity of materials directly impacts safety and performance. Moreover, environmental scientists utilize reflectometers to study the reflectance of soil and vegetation. This information can be vital for understanding ecosystem health and predicting agricultural productivity. By measuring how much light is reflected from different surfaces, researchers can infer moisture content, plant health, and even the presence of pollutants. The advancements in technology have also led to the development of more sophisticated reflectometers. Modern devices can operate across a wide range of wavelengths, allowing for more detailed analysis. For example, some reflectometers can measure not just visible light but also ultraviolet and infrared radiation, providing a more comprehensive view of how materials interact with different types of light. In conclusion, the reflectometer is an invaluable tool in various scientific disciplines. Its ability to measure the reflection of light allows for precise assessments of materials, identification of faults in telecommunications, and valuable insights into environmental conditions. As technology continues to evolve, the capabilities of reflectometers will likely expand, further enhancing their role in research and industry. Understanding the function and applications of a reflectometer is essential for anyone interested in the fields of science and engineering, as it exemplifies how measurement tools can lead to significant advancements in knowledge and technology.

在科学测量的世界中，精确性至关重要，而帮助实现这一目标的工具之一就是反射仪。反射仪是一种用于测量光或其他电磁波从表面反射的仪器。它在多个领域中发挥着关键作用，包括电信、材料科学，甚至在研究影响我们星球的环境因素方面。理解反射仪的工作原理可以提供对其应用和重要性的见解。 首先，反射仪的基本原理在于光波与表面的相互作用。当光线照射到材料上时，部分光被反射，剩余的可能被材料吸收或透过。反射仪测量反射回来的光的量，这可以指示表面粗糙度、材料成分，甚至污染物的存在。 反射仪最常见的用途之一是在电信行业，特别是在光纤通信中。在这种情况下，反射仪通过向光纤发送光脉冲并测量返回的反射来帮助识别光纤电缆中的故障或断裂。这一过程称为光时域反射测量（OTDR）。通过分析光返回的时间和反射的强度，技术人员可以准确定位电缆中的任何问题，确保高效的数据传输。 此外，反射仪还被应用于材料科学领域，以评估涂层和薄膜的质量。例如，在金属表面施加保护层时，反射仪可以确定涂层是否均匀且无缺陷。这在航空航天和汽车等行业中至关重要，因为材料的完整性直接影响安全性和性能。 此外，环境科学家利用反射仪研究土壤和植被的反射率。这些信息对于了解生态系统健康和预测农业生产力至关重要。通过测量不同表面反射的光量，研究人员可以推断出水分含量、植物健康状况，甚至污染物的存在。 技术的进步也导致了更复杂的反射仪的发展。现代设备可以在广泛的波长范围内工作，从而允许更详细的分析。例如，一些反射仪不仅可以测量可见光，还可以测量紫外线和红外辐射，从而提供更全面的材料与不同类型光线相互作用的视角。 总之，反射仪是多个科学学科中不可或缺的工具。它测量光的反射能力使得对材料的精确评估、电信故障的识别以及对环境条件的宝贵见解成为可能。随着技术的不断发展，反射仪的能力可能会进一步扩展，从而增强它们在研究和工业中的作用。理解反射仪的功能和应用对于任何对科学和工程领域感兴趣的人来说都是至关重要的，因为它展示了测量工具如何推动知识和技术的重大进步。