porcelain crucible

简明释义

瓷坩埚

英英释义

例句

1.The chemist heated the sample in a porcelain crucible to ensure even temperature distribution.

化学家将样品放在瓷坩埚中加热，以确保温度均匀分布。

2.The porcelain crucible is an essential tool for conducting thermal decomposition experiments.

瓷坩埚是进行热分解实验的重要工具。

3.After the reaction, the residue was carefully removed from the porcelain crucible for analysis.

反应后，残留物被小心地从瓷坩埚中取出以进行分析。

4.In ceramics class, students learned how to create glazes using a porcelain crucible.

在陶瓷课上，学生们学习如何使用瓷坩埚制作釉料。

5.For high-temperature experiments, a porcelain crucible is often preferred due to its durability.

在高温实验中，通常优先选择瓷坩埚，因为它耐用。

作文

In the world of chemistry and material science, the importance of precise measurements and controlled environments cannot be overstated. One essential tool that plays a critical role in various laboratory processes is the porcelain crucible. A porcelain crucible is a small, bowl-shaped container made of porcelain that can withstand high temperatures, making it ideal for conducting experiments involving heating substances. This article will explore the significance of the porcelain crucible, its applications, and its advantages in scientific research.The porcelain crucible is designed to endure extreme heat, which is crucial when working with materials that need to be melted or chemically altered. Unlike glass or plastic containers, which may shatter or deform under high temperatures, a porcelain crucible retains its structural integrity, allowing scientists to conduct experiments without fear of equipment failure. This durability makes it an essential item in laboratories where metal, salts, and other compounds must be heated to achieve desired reactions.One of the primary applications of the porcelain crucible is in the process of calcination, where a substance is heated to high temperatures in the absence of air. This process is vital in the production of ceramics, metals, and various chemical compounds. For instance, when producing ceramics, raw materials like clay are mixed and then placed in a porcelain crucible to be heated. This step ensures that the materials undergo the necessary transformations to achieve the desired properties, such as hardness and durability.Moreover, the porcelain crucible is also used in analytical chemistry to determine the composition of substances. By placing a sample in the crucible and heating it, chemists can observe changes in weight or composition, which helps in identifying the components of the sample. This method is particularly useful in quantitative analysis, where precise measurements are crucial for accurate results.Another advantage of using a porcelain crucible is its resistance to chemical reactions. Porcelain is inert, meaning it does not react with most chemicals, which allows for a wide range of applications. Whether dealing with acids, bases, or other reactive substances, the porcelain crucible provides a safe environment for experimentation. This property is especially important in organic chemistry, where researchers often work with volatile or corrosive materials.In conclusion, the porcelain crucible is an indispensable tool in scientific research and experimentation. Its ability to withstand high temperatures, resist chemical reactions, and provide accurate results makes it a preferred choice among chemists and material scientists. As technology advances and new materials are developed, the role of the porcelain crucible will continue to be significant in various fields of study. Understanding its functions and applications empowers researchers to push the boundaries of science and innovation, ensuring that they have the right tools to explore the unknown. The porcelain crucible truly exemplifies the intersection of art and science, showcasing how a simple yet effective tool can have profound implications in the laboratory and beyond.

在化学和材料科学的世界中，精确测量和控制环境的重要性不容小觑。一个在各种实验室过程中发挥关键作用的基本工具是瓷坩埚。瓷坩埚是一种小型碗状容器，由瓷制成，能够承受高温，使其成为进行加热物质实验的理想选择。本文将探讨瓷坩埚的重要性、其应用以及在科学研究中的优势。瓷坩埚旨在承受极高的热量，这在处理需要熔化或化学改变的材料时至关重要。与可能在高温下破裂或变形的玻璃或塑料容器不同，瓷坩埚保持其结构完整性，使科学家能够在没有设备故障风险的情况下进行实验。这种耐用性使其成为金属、盐和其他化合物必须加热以达到所需反应的实验室中的必备物品。瓷坩埚的主要应用之一是在煅烧过程中，在缺氧的情况下将物质加热到高温。这一过程在陶瓷、金属和各种化合物的生产中至关重要。例如，在生产陶瓷时，原材料如粘土被混合，然后放入瓷坩埚中加热。这一步骤确保材料经历必要的转变，以获得所需的特性，如硬度和耐用性。此外，瓷坩埚还用于分析化学中以确定物质的成分。通过将样品放入坩埚中加热，化学家可以观察重量或成分的变化，这有助于识别样品的组成。这种方法在定量分析中尤为有用，在那里精确测量对准确结果至关重要。使用瓷坩埚的另一个优势是其对化学反应的抵抗力。瓷器是惰性的，这意味着它不会与大多数化学物质反应，从而允许广泛的应用。无论是处理酸、碱还是其他反应性物质，瓷坩埚都提供了一个安全的实验环境。这一特性在有机化学中尤其重要，因为研究人员经常处理挥发性或腐蚀性材料。总之，瓷坩埚是科学研究和实验中不可或缺的工具。它能够承受高温、抵抗化学反应并提供准确结果，使其成为化学家和材料科学家的首选。随着技术的进步和新材料的发展，瓷坩埚在各个研究领域的作用将继续显著。理解其功能和应用使研究人员能够推动科学和创新的边界，确保他们拥有探索未知所需的正确工具。瓷坩埚真正体现了艺术与科学的交汇，展示了一个简单而有效的工具如何在实验室及其他领域产生深远的影响。