kelvin's temperature

简明释义

开氏温度

英英释义

例句

1.The scientist measured the substance's melting point at kelvin's temperature (开尔文温度) to ensure accuracy.

科学家在开尔文温度 (kelvin's temperature) 下测量了物质的熔点，以确保准确性。

2.The kelvin's temperature (开尔文温度) of absolute zero is defined as 0 K, which is equivalent to -273.15°C.

绝对零度的开尔文温度 (kelvin's temperature) 定义为 0 K，相当于 -273.15°C。

3.When conducting experiments, always convert your measurements to kelvin's temperature (开尔文温度) for consistency.

在进行实验时，始终将测量结果转换为开尔文温度 (kelvin's temperature) 以保持一致性。

4.In cryogenics, materials are often tested at kelvin's temperature (开尔文温度) to understand their properties at low temperatures.

在低温技术中，材料通常在开尔文温度 (kelvin's temperature) 下进行测试，以了解其在低温下的特性。

5.Astronomers often refer to the cosmic background radiation's kelvin's temperature (开尔文温度) when studying the universe.

天文学家在研究宇宙时，常常提到宇宙背景辐射的开尔文温度 (kelvin's temperature)。

作文

Understanding temperature is crucial in various scientific fields, from physics to chemistry. One of the most fundamental concepts related to temperature is the concept of kelvin's temperature, which is a scale used to measure absolute temperature. The Kelvin scale, named after the Scottish physicist William Thomson, 1st Baron Kelvin, starts at absolute zero, the point at which all molecular motion ceases. This makes kelvin's temperature particularly important in scientific research, as it provides a consistent and universal way to express thermal energy. The Kelvin scale is unique because it does not use degrees like the Celsius or Fahrenheit scales. Instead, it uses the unit 'Kelvin' (K) and begins at 0 K, which is equivalent to -273.15 degrees Celsius. This relationship highlights why kelvin's temperature is so essential in scientific calculations. For instance, when dealing with gas laws or thermodynamic equations, using the Kelvin scale ensures that all calculations are based on absolute values rather than arbitrary degree measurements.In practical applications, kelvin's temperature is widely used in fields such as astrophysics, where scientists need to measure the temperature of stars and other celestial bodies. For example, the surface temperature of the Sun is approximately 5,500 K, while the temperature of some stars can reach up to 50,000 K. Understanding these temperatures in Kelvin allows astronomers to make accurate comparisons and predictions about stellar behavior.Moreover, in the field of cryogenics, kelvin's temperature plays a vital role. Cryogenics is the study of materials at very low temperatures, and researchers often work with temperatures close to absolute zero. For example, liquid helium has a boiling point of about 4.2 K, making it essential for cooling superconducting magnets and other advanced technologies. By using kelvin's temperature, scientists can effectively communicate and understand the properties of materials at these extreme conditions.In addition to its application in research, kelvin's temperature is also significant in everyday technologies, such as climate control systems and refrigeration. Engineers often convert temperatures to Kelvin when designing systems that require precise temperature control, ensuring optimal performance and energy efficiency.Furthermore, understanding kelvin's temperature is also crucial for environmental science. Climate models often rely on temperature data expressed in Kelvin to predict changes in global temperatures and their impact on ecosystems. As scientists strive to combat climate change, having a solid grasp of temperature measurements in Kelvin becomes increasingly important.In conclusion, kelvin's temperature is more than just a measurement; it is a fundamental concept that underpins various scientific disciplines. Its importance in providing an absolute scale for temperature cannot be overstated. Whether in astrophysics, cryogenics, engineering, or environmental science, mastering the concept of kelvin's temperature is essential for anyone looking to understand the principles of thermodynamics and energy transfer. As we continue to explore the universe and develop new technologies, the Kelvin scale will remain a cornerstone of scientific inquiry and innovation.

理解温度在各个科学领域中至关重要，从物理学到化学。与温度相关的基本概念之一是开尔文温度，这是用于测量绝对温度的尺度。开尔文尺度以苏格兰物理学家威廉·汤姆森（开尔文勋爵）的名字命名，从绝对零度开始，这是所有分子运动停止的点。这使得开尔文温度在科学研究中尤为重要，因为它提供了一种一致和普遍的方式来表达热能。开尔文尺度是独特的，因为它不像摄氏或华氏尺度那样使用度数。相反，它使用“开尔文”（K）作为单位，并从0 K开始，这相当于-273.15摄氏度。这种关系突显了开尔文温度在科学计算中的重要性。例如，在处理气体定律或热力学方程时，使用开尔文尺度确保所有计算基于绝对值，而不是任意的度数测量。在实际应用中，开尔文温度在天体物理学等领域被广泛使用，科学家需要测量恒星和其他天体的温度。例如，太阳的表面温度约为5500 K，而一些恒星的温度可以达到50000 K。用开尔文表示这些温度使天文学家能够准确比较和预测恒星的行为。此外，在低温技术领域，开尔文温度也发挥着重要作用。低温技术是研究非常低温下材料的学科，研究人员通常在接近绝对零度的温度下工作。例如，液氦的沸点约为4.2 K，这使其在冷却超导磁体和其他先进技术中至关重要。通过使用开尔文温度，科学家可以有效地交流和理解这些极端条件下材料的特性。除了在研究中的应用，开尔文温度在日常技术中也很重要，例如气候控制系统和制冷。工程师在设计需要精确温度控制的系统时，通常会将温度转换为开尔文，以确保最佳性能和能源效率。此外，理解开尔文温度对于环境科学也至关重要。气候模型通常依赖于以开尔文表示的温度数据来预测全球温度变化及其对生态系统的影响。随着科学家努力应对气候变化，牢牢掌握开尔文温度的测量变得越来越重要。总之，开尔文温度不仅仅是一种测量，它是支撑各种科学学科的基本概念。它在提供绝对温度尺度方面的重要性不容小觑。无论是在天体物理学、低温技术、工程还是环境科学，掌握开尔文温度的概念对于任何希望理解热力学和能量转移原理的人来说都是必不可少的。随着我们继续探索宇宙并开发新技术，开尔文尺度将始终是科学探究和创新的基石。