infrared radiation

简明释义

红外辐射

英英释义

例句

1.The remote control uses infrared radiation to communicate with the television.

遥控器使用红外辐射与电视机进行通信。

2.Many night vision devices detect infrared radiation emitted by warm objects.

许多夜视设备可以探测到温暖物体发出的红外辐射。

3.The sauna uses infrared radiation to heat the body directly rather than the air.

桑拿使用红外辐射直接加热身体，而不是空气。

4.Some plants can sense infrared radiation to help them grow towards light.

一些植物可以感知红外辐射以帮助它们朝向光源生长。

5.In thermal imaging, infrared radiation is used to create images based on temperature differences.

在热成像中，使用红外辐射根据温度差异来创建图像。

作文

Infrared radiation is a form of electromagnetic radiation that has longer wavelengths than visible light. It lies between the visible spectrum and microwaves on the electromagnetic spectrum. The term 'infrared' itself means 'below red,' referring to its position in the spectrum just beyond the red end of the visible light range. This type of radiation is not visible to the human eye, but it can be felt as heat. Everyday examples of infrared radiation (红外辐射) include the warmth you feel from sunlight or a fire, as well as the heat emitted by electric heaters. One of the most significant applications of infrared radiation (红外辐射) is in thermal imaging. Thermal cameras detect infrared radiation (红外辐射) emitted by objects, allowing us to visualize temperature differences. This technology is widely used in various fields, including building inspections, firefighting, and even in medical diagnostics to detect fevers or inflammation. By capturing the infrared radiation (红外辐射) emitted from the body, healthcare professionals can assess conditions that may not be visible through traditional examination methods.Another important use of infrared radiation (红外辐射) is in communication technologies. Infrared signals are commonly used in remote controls for televisions and other electronic devices. When you press a button on your remote, it sends out a pulse of infrared radiation (红外辐射) that the device detects, allowing you to control it from a distance. This application showcases how infrared radiation (红外辐射) plays a vital role in our daily lives, often without us even realizing it.In the field of astronomy, infrared radiation (红外辐射) is crucial for studying celestial bodies. Many astronomical phenomena emit significant amounts of infrared radiation (红外辐射), which can provide valuable information about their composition, temperature, and distance from Earth. Telescopes designed to detect infrared radiation (红外辐射) can observe objects that are too cool or faint to be seen in visible light, such as distant galaxies and star-forming regions.The environmental impact of infrared radiation (红外辐射) is also a topic of interest. As the Earth absorbs solar energy, a portion of it is re-emitted as infrared radiation (红外辐射). Greenhouse gases in the atmosphere trap some of this infrared radiation (红外辐射), contributing to the greenhouse effect and global warming. Understanding the balance of infrared radiation (红外辐射) in our atmosphere is essential for climate science and predicting future changes in our environment.In conclusion, infrared radiation (红外辐射) is an integral part of our world, influencing various aspects of technology, health, and environmental science. Its applications are diverse and impactful, making it a crucial area of study in both scientific research and practical applications. By continuing to explore the properties and uses of infrared radiation (红外辐射), we can harness its potential for innovation while also addressing the challenges it presents in our changing climate.