alcohol lamp

简明释义

酒精灯

英英释义

例句

1.The scientist used an alcohol lamp to heat the test tube during the experiment.

科学家在实验中使用酒精灯加热试管。

2.When camping, you can use an alcohol lamp to cook small meals.

在露营时，你可以使用酒精灯来烹饪小餐。

3.An alcohol lamp provides a clean flame that is ideal for delicate tasks.

酒精灯提供了一种干净的火焰，非常适合精细工作。

4.The alcohol lamp is a common tool for sterilizing equipment in biology labs.

酒精灯是生物实验室中常用的设备消毒工具。

5.In the chemistry lab, each student was provided with an alcohol lamp for their experiments.

在化学实验室，每个学生都被提供了一个酒精灯用于实验。

作文

The use of an alcohol lamp in scientific experiments is a common practice that dates back many years. An alcohol lamp is a simple device that utilizes alcohol as its fuel source to produce a flame. This tool is particularly popular in educational settings, such as schools and laboratories, where it serves as a reliable heat source for various experiments. The design of an alcohol lamp typically consists of a glass or metal container filled with alcohol, a wick that extends from the container, and a lid to extinguish the flame when necessary. One of the primary reasons for the popularity of the alcohol lamp is its ease of use. Unlike other heating devices, it does not require electricity, making it accessible in areas where power sources are limited. Additionally, the flame produced by an alcohol lamp is adjustable; by changing the amount of alcohol in the container or adjusting the wick, users can control the intensity of the heat. This flexibility makes it ideal for conducting experiments that require different temperature settings. In a typical classroom setting, students often use an alcohol lamp to heat substances in beakers or test tubes. For example, during a chemistry lesson on reactions, students may need to heat a solution to observe how temperature affects the reaction rate. The alcohol lamp provides a safe and efficient way to achieve this. Furthermore, the visibility of the flame allows students to see changes in color or state that occur during the experiment, enhancing their understanding of the scientific principles at play. Safety is paramount when using an alcohol lamp. It is essential for students to be taught proper handling techniques and safety precautions. For instance, they should always keep the alcohol lamp away from flammable materials and ensure that the wick is trimmed to prevent large flames. Proper ventilation is also important to avoid inhaling fumes from burning alcohol. By instilling these safety practices, educators can help students enjoy the benefits of using an alcohol lamp while minimizing risks. In addition to educational purposes, alcohol lamps are also used in various industries. For instance, they are employed in laboratories for sterilization purposes, where a flame is needed to burn off impurities from equipment. Moreover, artists sometimes use alcohol lamps for specific techniques in painting or crafting, where controlled heat is necessary to manipulate materials. This versatility showcases the practical applications of the alcohol lamp beyond the classroom. In conclusion, the alcohol lamp is a valuable tool in both educational and professional settings. Its simplicity, ease of use, and versatility make it an excellent choice for heating applications. As students and professionals alike continue to explore the wonders of science and art, the alcohol lamp remains a steadfast companion in their journey of discovery. Understanding how to properly utilize and respect this tool is crucial for anyone involved in hands-on learning or experimentation.

在科学实验中使用酒精灯是一种常见的做法，这种做法已经存在多年。酒精灯是一种简单的设备，利用酒精作为燃料来源来产生火焰。这种工具在教育环境中尤其受欢迎，例如学校和实验室，在那里它作为各种实验的可靠热源。酒精灯的设计通常由一个装有酒精的玻璃或金属容器、伸出容器的灯芯以及在必要时熄灭火焰的盖子组成。酒精灯受欢迎的主要原因之一是其易于使用。与其他加热设备不同，它不需要电力，因此在电源有限的地方也能使用。此外，酒精灯产生的火焰是可调节的；通过改变容器中的酒精量或调整灯芯，用户可以控制热量的强度。这种灵活性使其成为进行需要不同温度设置的实验的理想选择。在典型的课堂环境中，学生通常使用酒精灯加热烧杯或试管中的物质。例如，在化学课上讨论反应时，学生可能需要加热溶液，以观察温度如何影响反应速率。酒精灯提供了一种安全有效的方法来实现这一点。此外，火焰的可见性使学生能够看到实验过程中发生的颜色或状态变化，从而增强他们对所涉及科学原理的理解。使用酒精灯时安全至关重要。学生必须学习正确的操作技巧和安全预防措施。例如，他们应该始终将酒精灯远离易燃材料，并确保灯芯修剪整齐以防止大火焰。适当的通风也很重要，以避免吸入燃烧酒精产生的烟雾。通过灌输这些安全实践，教育工作者可以帮助学生享受使用酒精灯的好处，同时最大限度地降低风险。除了教育用途，酒精灯还被广泛应用于各个行业。例如，它们被用于实验室的消毒目的，在那里需要火焰来燃烧设备上的杂质。此外，艺术家有时会使用酒精灯进行绘画或手工艺中的特定技术，其中需要控制的热量来操纵材料。这种多功能性展示了酒精灯在课堂之外的实际应用。总之，酒精灯是教育和专业环境中一种宝贵的工具。其简单性、易用性和多功能性使其成为加热应用的优秀选择。随着学生和专业人士继续探索科学和艺术的奇妙世界，酒精灯仍然是他们发现之旅中的坚定伴侣。理解如何正确使用和尊重这一工具对于任何参与动手学习或实验的人来说都是至关重要的。