crystallizing dish

简明释义

结晶皿

英英释义

例句

1.In the laboratory, we often use a crystallizing dish to observe the growth of salt crystals.

在实验室中，我们经常使用结晶皿观察盐晶体的生长。

2.After heating the mixture, she poured it into a crystallizing dish for cooling.

加热混合物后，她将其倒入结晶皿中以冷却。

3.He carefully monitored the evaporation process in the crystallizing dish to prevent contamination.

他小心地监测结晶皿中的蒸发过程，以防止污染。

4.The chemist placed the solution into a crystallizing dish to allow the crystals to form.

化学家将溶液放入结晶皿中，以便让晶体形成。

5.The crystallizing dish was made of glass, allowing us to see the crystals forming inside.

这个结晶皿是用玻璃制成的，让我们可以看到内部晶体的形成。

作文

In the world of chemistry, various tools and equipment play crucial roles in conducting experiments and obtaining accurate results. One such essential item is the crystallizing dish, which is primarily used for the process of crystallization. This process involves the formation of solid crystals from a homogeneous solution, and the crystallizing dish serves as the container where this fascinating transformation occurs. Understanding the significance of the crystallizing dish can enhance our appreciation of both chemistry and the beauty of nature's processes.The crystallizing dish is typically made of glass or porcelain and has a flat bottom with relatively low sides. Its design allows for a larger surface area, which is beneficial for evaporation. When a solution is placed in a crystallizing dish, the solvent gradually evaporates, leading to supersaturation. As the solution becomes supersaturated, solute particles begin to aggregate and form crystals. This process is not only fundamental in laboratories but also has practical applications in various industries, including pharmaceuticals, food production, and materials science.One of the most remarkable aspects of using a crystallizing dish is the visual spectacle it offers. Observing the growth of crystals can be mesmerizing, as they often take on intricate shapes and patterns. The conditions under which crystallization occurs, such as temperature, concentration, and the presence of impurities, can greatly influence the final appearance of the crystals. This aspect of crystallization highlights the interplay between science and art, as the resulting crystals can be both scientifically significant and aesthetically pleasing.Moreover, the crystallizing dish is not just a passive container; it plays an active role in the crystallization process. By allowing for controlled evaporation, it helps create an environment conducive to crystal growth. Additionally, the material of the crystallizing dish can affect the purity of the crystals formed. For instance, using a high-quality glass dish can minimize the risk of contamination, ensuring that the resulting crystals are pure and suitable for further analysis or use.In educational settings, the crystallizing dish is often used in demonstrations to teach students about the principles of solubility and crystallization. Through hands-on experiments, students can witness firsthand how changes in temperature or concentration can lead to different crystallization outcomes. This experiential learning fosters a deeper understanding of scientific concepts and encourages curiosity and exploration.In conclusion, the crystallizing dish is a vital tool in the field of chemistry, facilitating the study and application of crystallization. Its simple yet effective design allows for the observation of one of nature's most beautiful processes—the formation of crystals. Whether in a laboratory or a classroom, the crystallizing dish serves as a bridge between science and art, showcasing the elegance of chemical phenomena. By appreciating the role of the crystallizing dish, we can gain a greater understanding of the intricate workings of the natural world and the importance of scientific inquiry.

在化学的世界里，各种工具和设备在进行实验和获取准确结果方面发挥着至关重要的作用。其中一个必不可少的物品是结晶皿，它主要用于结晶过程。这个过程涉及从均匀溶液中形成固体晶体，而结晶皿则作为这一迷人转变发生的容器。理解结晶皿的重要性可以增强我们对化学以及自然过程之美的欣赏。结晶皿通常由玻璃或瓷制成，底部平坦，侧面相对较低。它的设计允许更大的表面积，这对蒸发非常有利。当溶液放置在结晶皿中时，溶剂逐渐蒸发，导致过饱和。当溶液变得过饱和时，溶质颗粒开始聚集并形成晶体。这个过程不仅在实验室中是基础性的，而且在制药、食品生产和材料科学等各个行业都有实际应用。使用结晶皿的一个最显著的方面是它所提供的视觉盛宴。观察晶体的生长可能令人着迷，因为它们通常呈现出复杂的形状和图案。结晶发生的条件，如温度、浓度和杂质的存在，都会极大影响最终晶体的外观。这一结晶的特性突显了科学与艺术之间的相互作用，因为最终形成的晶体既具有科学意义，又具有美学价值。此外，结晶皿不仅仅是一个被动的容器；它在结晶过程中发挥着积极的作用。通过允许控制蒸发，它帮助创造有利于晶体生长的环境。此外，结晶皿的材料也会影响形成晶体的纯度。例如，使用高质量的玻璃皿可以最大限度地降低污染风险，从而确保所得到的晶体纯净，适合进一步分析或使用。在教育环境中，结晶皿常常用于演示，以教导学生关于溶解度和结晶的原理。通过动手实验，学生可以亲眼目睹温度或浓度的变化如何导致不同的结晶结果。这种体验式学习促进了对科学概念的更深入理解，并鼓励好奇心和探索精神。总之，结晶皿是化学领域中的一项重要工具，促进了结晶的研究和应用。它简单而有效的设计使得观察自然界最美丽过程之一——晶体的形成成为可能。无论是在实验室还是课堂上，结晶皿都作为科学与艺术之间的桥梁，展示了化学现象的优雅。通过欣赏结晶皿的作用，我们可以更加深入地理解自然世界的复杂运作及科学探究的重要性。