evacuated air

简明释义

排泄空气

英英释义

例句

1.The vacuum cleaner works by removing the evacuated air from the room, creating a negative pressure that pulls in dirt.

吸尘器通过去除房间中的抽空空气，创造出一种负压，从而吸入灰尘。

2.In the laboratory, we use a pump to create a chamber filled with evacuated air for our experiments.

在实验室中，我们使用泵来创建一个充满抽空空气的腔体进行实验。

3.When astronauts enter the spacecraft, they must ensure that the evacuated air is properly managed to avoid pressure issues.

当宇航员进入飞船时，他们必须确保抽空空气得到妥善管理，以避免压力问题。

4.The packaging for food products often utilizes evacuated air to extend shelf life by reducing oxidation.

食品产品的包装通常利用抽空空气来延长保质期，减少氧化。

5.The evacuated air inside the glass container helps preserve the samples from external contamination.

玻璃容器内的抽空空气有助于保护样本免受外部污染。

作文

In the field of science and engineering, the term evacuated air refers to the removal of air from a particular space or environment, creating a vacuum. This process is essential in various applications, including manufacturing, food preservation, and scientific experiments. Understanding the concept of evacuated air is crucial for anyone involved in these fields, as it plays a significant role in improving efficiency and ensuring safety.For instance, in the food industry, vacuum packaging is a common technique used to extend the shelf life of products. By removing evacuated air from the packaging, the growth of bacteria and mold is significantly slowed down, keeping the food fresh for a longer period. This not only benefits consumers by providing them with high-quality products but also helps manufacturers reduce waste and increase profitability.In scientific research, the importance of evacuated air cannot be overstated. Many experiments require a controlled environment free from contaminants that can alter results. For example, in the field of physics, certain experiments involving lasers and particle accelerators need to be conducted in an area where evacuated air is maintained to prevent interference from air molecules. This ensures that the outcomes are accurate and reliable.Furthermore, in the manufacturing sector, evacuated air is often utilized in processes such as molding and casting. When creating products from materials like plastics or metals, the presence of air can lead to defects such as bubbles or weak spots in the final product. By evacuating the air, manufacturers can produce higher-quality items that meet safety standards and consumer expectations.Moreover, the concept of evacuated air extends beyond industrial applications. It also has implications in everyday technology. For example, many modern appliances, such as refrigerators and vacuum cleaners, rely on the principles of evacuated air. In refrigerators, the refrigerant circulates through coils, where it evaporates and absorbs heat, creating a cooling effect. The efficiency of this process is enhanced by maintaining evacuated air within the system, allowing for better thermal insulation.In conclusion, the understanding of evacuated air is vital across various domains, from food preservation to scientific research and manufacturing. By recognizing its significance, individuals can appreciate how this simple yet powerful concept contributes to advancements in technology and improvements in product quality. As we continue to innovate and explore new frontiers, the role of evacuated air will undoubtedly remain a key component in achieving success in numerous fields. Therefore, mastering the principles surrounding evacuated air is essential for anyone looking to excel in these areas.

在科学和工程领域，术语evacuated air指的是从特定空间或环境中移除空气，从而创造真空。这个过程在制造、食品保存和科学实验等各种应用中至关重要。理解evacuated air的概念对任何参与这些领域的人来说都是至关重要的，因为它在提高效率和确保安全方面发挥着重要作用。例如，在食品行业，真空包装是一种常见的技术，用于延长产品的保质期。通过从包装中移除evacuated air，细菌和霉菌的生长显著减缓，从而保持食品的新鲜。这不仅使消费者受益，使他们能够获得高质量的产品，同时也帮助制造商减少浪费并增加盈利。在科学研究中，evacuated air的重要性不容小觑。许多实验需要一个无污染的受控环境，以避免影响结果。例如，在物理学领域，某些涉及激光和粒子加速器的实验需要在保持evacuated air的区域内进行，以防止空气分子的干扰。这确保了结果的准确性和可靠性。此外，在制造业中，evacuated air通常用于成型和铸造等工艺。在使用塑料或金属等材料制造产品时，空气的存在可能导致最终产品出现气泡或弱点。通过排出空气，制造商可以生产出符合安全标准和消费者期望的高质量产品。此外，evacuated air的概念不仅限于工业应用。它在日常技术中也有重要意义。例如，许多现代电器，如冰箱和吸尘器，依赖于evacuated air的原理。在冰箱中，制冷剂在线圈中循环，蒸发并吸收热量，从而产生冷却效果。通过保持系统内的evacuated air，可以提高这一过程的效率，从而实现更好的热绝缘。总之，理解evacuated air在各个领域的重要性，从食品保存到科学研究和制造。通过认识到其重要性，个人可以欣赏到这一简单而强大的概念如何促进技术进步和产品质量的提升。随着我们不断创新和探索新领域，evacuated air的作用无疑将在多个领域取得成功中继续发挥关键作用。因此，掌握与evacuated air相关的原则对于任何希望在这些领域中脱颖而出的人来说都是必不可少的。