hard vacuum

简明释义

高真空

英英释义

例句

1.The laboratory requires a hard vacuum 高真空 to conduct accurate experiments on material properties.

实验室需要一个hard vacuum 高真空来进行材料性质的准确实验。

2.In space, we experience a hard vacuum 高真空 which allows us to observe celestial bodies without atmospheric interference.

在太空中，我们经历了hard vacuum 高真空，这使我们能够在没有大气干扰的情况下观察天体。

3.The hard vacuum 高真空 in the chamber is essential for achieving the desired pressure conditions.

腔体中的hard vacuum 高真空对于实现所需的压力条件至关重要。

4.Manufacturing processes for semiconductors often require a hard vacuum 高真空 to prevent contamination.

半导体的制造过程通常需要hard vacuum 高真空以防止污染。

5.Astronauts rely on their suits to maintain a hard vacuum 高真空 environment while outside the spacecraft.

宇航员依靠他们的太空服在飞船外保持hard vacuum 高真空环境。

作文

In the realm of physics and engineering, the term hard vacuum refers to a space where the pressure is significantly lower than atmospheric pressure, typically below 0.001 pascal. This state of vacuum is crucial for various scientific experiments and industrial applications. Achieving a hard vacuum is not merely about removing air; it involves eliminating all forms of matter to create an environment that minimizes interference from external elements.The importance of hard vacuum can be seen in numerous fields. For instance, in the field of semiconductor manufacturing, a hard vacuum is essential to prevent contamination during the fabrication process. Any presence of gas molecules can lead to defects in the microchips, affecting their performance and reliability. Therefore, maintaining a hard vacuum ensures that the components are produced with the highest quality standards.Moreover, in scientific research, particularly in particle physics, experiments conducted in a hard vacuum allow scientists to observe fundamental particles without interference from air molecules. The Large Hadron Collider (LHC), for example, operates under a hard vacuum to facilitate high-energy collisions between protons. These collisions help researchers explore the fundamental forces of the universe and understand the building blocks of matter.Additionally, the aerospace industry heavily relies on hard vacuum conditions during testing and development phases. Rockets and spacecraft are often tested in vacuum chambers that simulate the conditions of outer space. This ensures that they can withstand the extreme environments they will encounter during launch and travel. A hard vacuum helps engineers identify potential failures and improve the design before actual missions take place.Creating a hard vacuum requires sophisticated technology and equipment. Vacuum pumps are used to remove air from a chamber, and various techniques, such as cryogenic pumping or ion pumps, may be employed to achieve the desired level of vacuum. Each method has its advantages and limitations, and the choice depends on the specific requirements of the application.Despite the challenges involved in creating and maintaining a hard vacuum, its benefits are undeniable. The ability to conduct experiments and processes in a controlled environment opens up new possibilities for innovation and discovery. As technology advances, the methods for achieving hard vacuum are becoming more efficient and accessible, leading to further advancements in various scientific and industrial fields.In conclusion, the concept of hard vacuum plays a vital role in modern science and technology. From semiconductor manufacturing to aerospace testing, the ability to create a near-perfect vacuum allows for precision and control that are essential for success in these industries. As we continue to explore and understand the universe, the significance of hard vacuum will only grow, paving the way for future breakthroughs and advancements.

在物理学和工程学领域，术语硬真空指的是压力显著低于大气压力的空间，通常低于0.001帕斯卡。这种真空状态对各种科学实验和工业应用至关重要。实现硬真空不仅仅是去除空气；它涉及消除所有形式的物质，以创建一个最小化外部元素干扰的环境。硬真空的重要性可以在许多领域中看到。例如，在半导体制造领域，硬真空对于防止在制造过程中污染至关重要。任何气体分子的存在都可能导致微芯片的缺陷，从而影响其性能和可靠性。因此，保持硬真空确保组件以最高质量标准生产。此外，在科学研究中，特别是在粒子物理学中，在硬真空中进行的实验使科学家能够观察基本粒子，而不受空气分子的干扰。例如，大型强子对撞机（LHC）在硬真空下运行，以促进质子之间的高能碰撞。这些碰撞帮助研究人员探索宇宙的基本力量，并了解物质的构建块。此外，航空航天工业在测试和开发阶段严重依赖硬真空条件。火箭和航天器通常在模拟外太空条件的真空室中进行测试。这确保它们能够承受发射和旅行过程中将遇到的极端环境。硬真空帮助工程师识别潜在故障并在实际任务发生之前改善设计。创造硬真空需要复杂的技术和设备。真空泵用于从腔体中去除空气，可能会采用各种技术，如低温泵送或离子泵，以达到所需的真空水平。每种方法都有其优点和局限性，选择取决于应用的具体要求。尽管创造和维持硬真空所面临的挑战不可否认，但其好处是不可否认的。在受控环境中进行实验和过程的能力为创新和发现开辟了新的可能性。随着技术的进步，实现硬真空的方法变得更加高效和可及，从而推动各个科学和工业领域的进一步发展。总之，硬真空的概念在现代科学和技术中扮演着至关重要的角色。从半导体制造到航空航天测试，创造近乎完美的真空的能力允许在这些行业中成功所必需的精确和控制。随着我们继续探索和理解宇宙，硬真空的重要性只会增加，为未来的突破和进展铺平道路。