beckmann thermometer

简明释义

贝克曼温度计

英英释义

例句

1.The beckmann thermometer is essential for determining the melting point of organic compounds.

对于确定有机化合物的熔点，贝克曼温度计是必不可少的。

2.When performing a titration, it's important to use a beckmann thermometer for precise temperature readings.

在进行滴定时，使用贝克曼温度计进行精确的温度测量是很重要的。

3.The accuracy of the beckmann thermometer makes it a preferred choice among chemists.

由于其精确性，贝克曼温度计成为化学家们的首选。

4.In the chemistry lab, we used a beckmann thermometer to accurately measure the boiling point of the liquid.

在化学实验室，我们使用贝克曼温度计准确测量液体的沸点。

5.To calibrate the beckmann thermometer, we compared its readings with a standard thermometer.

为了校准贝克曼温度计，我们将其读数与标准温度计进行了比较。

作文

The Beckmann thermometer is a specialized instrument used to measure small temperature changes with high precision. This type of thermometer is particularly useful in scientific experiments where accurate temperature readings are crucial. It was invented by the German chemist Ernst Beckmann in the late 19th century, and its design has remained largely unchanged due to its effectiveness. The Beckmann thermometer features a narrow capillary tube that allows for the measurement of minute temperature differences, often down to one-tenth of a degree Celsius. In the field of chemistry, the Beckmann thermometer is primarily used in determining the boiling point elevation and freezing point depression of solutions. These properties are essential for understanding colligative properties, which depend on the number of solute particles in a solution rather than their identity. For instance, when salt is dissolved in water, the boiling point of the solution increases compared to pure water. By using a Beckmann thermometer, chemists can accurately measure this change, allowing them to calculate the molality of the solution. Moreover, the Beckmann thermometer is also employed in various industrial applications, such as in the production of pharmaceuticals and in food science. In these industries, maintaining precise temperature control is vital for ensuring product quality and safety. For example, during the manufacturing of vaccines, even slight variations in temperature can affect the efficacy of the final product. Therefore, the Beckmann thermometer serves as an essential tool for quality control in these sensitive processes. One of the notable features of the Beckmann thermometer is its ability to provide consistent readings over time. Unlike digital thermometers, which may require calibration and can be affected by battery life, the Beckmann thermometer relies on physical principles that remain stable. This reliability makes it a preferred choice among researchers and professionals who need to ensure the accuracy of their measurements. In educational settings, the Beckmann thermometer is often used in laboratory experiments to teach students about thermodynamics and the behavior of solutions. By conducting experiments that involve measuring temperature changes, students gain hands-on experience with this important scientific concept. They learn not only how to use the Beckmann thermometer but also the underlying principles that govern temperature changes in chemical reactions. In conclusion, the Beckmann thermometer is an invaluable tool in both academic and industrial settings. Its precision and reliability make it essential for various applications, from basic research in chemistry to critical processes in manufacturing. Understanding how to use and interpret the readings from a Beckmann thermometer is a fundamental skill for anyone working in the sciences. As technology continues to advance, the principles behind the Beckmann thermometer will remain relevant, ensuring that accurate temperature measurement remains a cornerstone of scientific inquiry and industrial practice.

“贝克曼温度计”是一种专门用于高精度测量小温度变化的仪器。这种类型的温度计在科学实验中尤为有用，因为准确的温度读数至关重要。它是由德国化学家恩斯特·贝克曼在19世纪末发明的，其设计在很大程度上保持不变，因为其有效性。贝克曼温度计具有细长的毛细管，可以测量微小的温度差异，通常可以达到十分之一摄氏度。在化学领域，贝克曼温度计主要用于确定溶液的沸点升高和冰点降低。这些性质对于理解依赖于溶液中溶质粒子数量而不是其身份的共价性质至关重要。例如，当盐溶解在水中时，溶液的沸点会比纯水升高。通过使用贝克曼温度计，化学家可以准确测量这种变化，从而计算出溶液的摩尔浓度。此外，贝克曼温度计还广泛应用于制药和食品科学等各个工业领域。在这些行业中，保持精确的温度控制对确保产品质量和安全至关重要。例如，在疫苗的生产过程中，即使是轻微的温度变化也会影响最终产品的效力。因此，贝克曼温度计作为这些敏感过程的质量控制工具，显得尤为重要。贝克曼温度计的一个显著特点是其能够提供持续一致的读数。与数字温度计不同，数字温度计可能需要校准并且受电池寿命的影响，而贝克曼温度计则依赖于保持稳定的物理原理。这种可靠性使其成为研究人员和专业人士的首选，他们需要确保测量的准确性。在教育环境中，贝克曼温度计常用于实验室实验，以教导学生热力学和溶液行为。通过进行涉及温度变化测量的实验，学生获得了与这一重要科学概念的实践经验。他们不仅学习如何使用贝克曼温度计，还学习支配化学反应中温度变化的基本原理。总之，贝克曼温度计在学术和工业环境中都是一种不可或缺的工具。其精确性和可靠性使其在各种应用中必不可少，从基础化学研究到制造中的关键过程。理解如何使用和解释贝克曼温度计的读数是任何从事科学工作的人必须掌握的基本技能。随着技术的不断进步，贝克曼温度计背后的原理将继续保持相关性，确保准确的温度测量仍然是科学探究和工业实践的基石。