spectroscope

简明释义

英[ˈspektrəskəʊp]美[ˈspektrəskoʊp]

n. [光] 分光镜

复 数 s p e c t r o s c o p e s

英英释义

单词用法

同义词

反义词

例句

1.Loop frequency locking technique in phase modulation spectroscope technique R-FOG system has been researched.

对基于调相谱检测技术r -FOG系统中的环路频率锁定技术进行了研究。

2.A study of using the laser speckle interference technique and spectroscope method to monitor the dynamic lymph flow.

研究用于实时监测淋巴流的激光散斑干涉技术和光谱技术。

3.When making grating, there is an accompany grating because of spectroscope. In this paper, we have studied accompany grating.

在制作光栅中，由于分光镜的使用，有一伴随光栅存在．该文对伴随光栅进行了讨论。

4.The review focuses on the 30-years' development of atomic fluorescence spectroscope technique in China, based on the published literature statistics.

原子荧光分析方法的研究开发与应用在中国已有30年的历史。

5.The method for assaying the contents of the main constituents of the frozen maize with DA7200 near-infrared spectroscope is presented.

论述了采用近红外光谱仪DA7200检测冻玉米中主要成分含量的方法。

6.Tunable laser is the key devices in WDM fiber communication system, and is used in the fields of optical sensing system and high resolution spectroscope as well.

可调谐光纤激光器不仅是波分复用(WDM)光纤通讯系统中的关键器件，而且还可以运用于光纤传感器和光谱分析等领域。

7.We put an infrared microscope—a spectroscope—on tiny tiny bits of paint.

我们把红外线显微镜——一个分光镜——放在很少很少的一点颜料上。

8.By employing a spectroscope, researchers can identify the chemical composition of distant galaxies.

通过使用光谱仪，研究人员可以识别遥远星系的化学成分。

9.The scientist used a spectroscope to analyze the light emitted from the star.

科学家使用光谱仪分析从星星发出的光。

10.Astronomers rely on the spectroscope to study the atmospheres of exoplanets.

天文学家依靠光谱仪研究系外行星的气氛。

11.The spectroscope revealed the presence of hydrogen in the spectrum of the sun.

该光谱仪揭示了太阳光谱中氢的存在。

12.In the lab, the students took turns looking through the spectroscope to observe different wavelengths of light.

在实验室里，学生们轮流通过光谱仪观察不同波长的光。

作文

The universe is a vast and mysterious place, filled with celestial bodies that have fascinated humanity for centuries. To understand the composition and behavior of these heavenly objects, scientists have developed various tools and instruments. One of the most significant inventions in the field of astronomy is the spectroscope, which has revolutionized our understanding of light and matter in the cosmos. A spectroscope (光谱仪) is an instrument used to analyze the light emitted or absorbed by substances. By dispersing light into its component colors, a spectroscope allows scientists to study the spectrum of light, revealing important information about the chemical composition, temperature, density, and motion of celestial objects.The basic principle behind a spectroscope involves the interaction of light with matter. When light passes through a prism or diffraction grating, it is separated into its constituent wavelengths, creating a spectrum. Each element emits or absorbs light at specific wavelengths, producing a unique spectral fingerprint. This is crucial for astronomers, as it enables them to identify the elements present in stars, galaxies, and other astronomical phenomena.For instance, when observing a distant star, astronomers can use a spectroscope to analyze the light it emits. By examining the spectrum, they can determine whether the star contains hydrogen, helium, or heavier elements such as carbon and iron. This information not only helps in understanding the star's composition but also provides insights into its age and evolutionary stage.In addition to identifying elements, a spectroscope can also reveal the temperature of celestial bodies. The intensity and distribution of light across the spectrum can indicate how hot an object is. For example, hotter stars emit more blue light, while cooler stars appear redder. This temperature data is essential for classifying stars and understanding their life cycles.Moreover, the spectroscope plays a vital role in studying the motion of celestial objects. By observing the Doppler effect in the spectral lines, astronomers can determine whether an object is moving toward or away from Earth. If the lines are shifted toward the red end of the spectrum, this indicates that the object is receding, whereas a shift toward the blue suggests it is approaching. This technique has been instrumental in providing evidence for the expansion of the universe and the existence of exoplanets.The impact of the spectroscope extends beyond astronomy. In fields like chemistry and materials science, spectroscopes are used to analyze the properties of various substances. They help chemists identify compounds and understand reactions at a molecular level. In environmental science, spectroscopes can detect pollutants in air and water by analyzing their spectral signatures.In conclusion, the spectroscope (光谱仪) is an indispensable tool in the quest to unravel the mysteries of the universe and understand the fundamental nature of matter. Its ability to analyze light has opened up new frontiers in astronomy, allowing us to explore the cosmos in unprecedented detail. As technology advances, we can expect even more sophisticated spectroscopes to enhance our knowledge and deepen our appreciation for the wonders of the universe.

宇宙是一个广阔而神秘的地方，充满了几个世纪以来吸引人类的天体。为了理解这些天体的组成和行为，科学家们开发了各种工具和仪器。在天文学领域中，最重要的发明之一就是光谱仪，它彻底改变了我们对宇宙中光和物质的理解。光谱仪是一种用于分析物质发射或吸收的光的仪器。通过将光分散成其组成颜色，光谱仪使科学家能够研究光的光谱，揭示有关天体的化学组成、温度、密度和运动的重要信息。光谱仪的基本原理涉及光与物质的相互作用。当光通过棱镜或衍射光栅时，它被分离成其组成波长，从而产生光谱。每种元素在特定波长下发射或吸收光，产生独特的光谱指纹。这对于天文学家至关重要，因为它使他们能够识别恒星、星系和其他天文现象中存在的元素。例如，当观察一颗遥远的恒星时，天文学家可以使用光谱仪分析其发出的光。通过检查光谱，他们可以确定恒星是否包含氢、氦或更重的元素，如碳和铁。这些信息不仅有助于理解恒星的组成，还提供了关于其年龄和演化阶段的见解。除了识别元素外，光谱仪还可以揭示天体的温度。光谱中光的强度和分布可以指示物体的热量。例如，较热的恒星会发出更多的蓝光，而较冷的恒星则显得更红。这些温度数据对于分类恒星和理解其生命周期至关重要。此外，光谱仪在研究天体运动方面也发挥着重要作用。通过观察光谱线中的多普勒效应，天文学家可以确定一个物体是朝向地球还是远离地球。如果光谱线向红色端偏移，这表明物体正在远离，而向蓝色偏移则表明物体正在接近。这一技术在提供宇宙扩张和外星行星存在证据方面发挥了重要作用。光谱仪的影响超越了天文学。在化学和材料科学等领域，光谱仪用于分析各种物质的性质。它们帮助化学家识别化合物并理解分子水平的反应。在环境科学中，光谱仪可以通过分析其光谱特征来检测空气和水中的污染物。总之，光谱仪（光谱仪）是解开宇宙之谜和理解物质基本性质的不可或缺的工具。它分析光的能力为我们揭示宇宙的新前沿，使我们以前所未有的细节探索宇宙。随着技术的进步，我们可以期待更先进的光谱仪来增强我们的知识，加深我们对宇宙奇观的欣赏。