International atomic time

简明释义

国际原子时

英英释义

例句

1.Scientists use International atomic time (国际原子时) as a standard for measuring time intervals in experiments.

科学家在实验中使用国际原子时 (国际原子时) 作为测量时间间隔的标准。

2.The International atomic time (国际原子时) is crucial for the functioning of GPS technology.

对于GPS技术的运行，国际原子时 (国际原子时) 是至关重要的。

3.The synchronization of global communication networks depends on International atomic time (国际原子时).

全球通信网络的同步依赖于国际原子时 (国际原子时)。

4.The satellite's navigation system relies on the accuracy of International atomic time (国际原子时) to provide precise location data.

卫星的导航系统依赖于国际原子时 (国际原子时) 的准确性来提供精确的位置数据。

5.Astronomers often refer to International atomic time (国际原子时) when calculating celestial events.

天文学家在计算天文事件时常常参考国际原子时 (国际原子时)。

作文

Understanding the concept of International atomic time is essential in our increasingly globalized world. Timekeeping has evolved significantly over the centuries, from sundials and water clocks to the precise atomic clocks we rely on today. International atomic time serves as a standard for measuring time based on the vibrations of atoms, specifically cesium atoms. This method of timekeeping is incredibly accurate, allowing scientists and engineers to synchronize activities across the globe with remarkable precision.The establishment of International atomic time began in the mid-20th century when the need for a more precise timekeeping system became apparent. Traditional timekeeping methods, which relied on the Earth's rotation, were found to be inconsistent due to variations in the planet's rotation speed. As a result, the International Bureau of Weights and Measures (BIPM) introduced International atomic time in 1958, providing a more stable and reliable reference point for timekeeping.One of the key features of International atomic time is its reliance on atomic clocks, which measure time by counting the vibrations of atoms. Cesium atomic clocks, in particular, are known for their accuracy, with some models losing only a second over millions of years. This level of precision is crucial for various applications, including global positioning systems (GPS), telecommunications, and scientific research.In addition to its practical applications, International atomic time also plays a significant role in international relations and cooperation. Countries around the world depend on synchronized time for various activities, from coordinating flights to conducting financial transactions. The establishment of a universal time standard ensures that everyone is on the same page, minimizing confusion and enhancing collaboration.However, the concept of International atomic time is not without its challenges. One major issue is the discrepancy between atomic time and solar time. While atomic clocks provide a consistent measure of time, the Earth's rotation is subject to irregularities. To address this, leap seconds are occasionally added to keep International atomic time in sync with solar time. This practice, however, can complicate matters for technology that relies on continuous time measurements.In conclusion, International atomic time represents a significant advancement in our ability to measure and understand time. Its development has facilitated global communication, transportation, and scientific discovery. As technology continues to evolve, the importance of precise timekeeping will only increase, making our understanding of International atomic time more critical than ever. By recognizing its significance, we can appreciate the intricate systems that allow us to navigate our modern world effectively.

理解国际原子时间的概念在我们日益全球化的世界中至关重要。随着世纪的变迁，计时方法经历了显著的演变，从日晷和水钟到我们今天依赖的精确原子钟。国际原子时间作为一种基于原子振动（特别是铯原子）来测量时间的标准。这种计时方法极其准确，使得科学家和工程师能够以惊人的精度在全球范围内同步活动。国际原子时间的建立始于20世纪中期，当时对更精确计时系统的需求变得明显。传统的计时方法依赖于地球的自转，但由于地球自转速度的变化，这些方法被发现是不一致的。因此，国际计量局（BIPM）在1958年引入了国际原子时间，提供了一个更稳定可靠的时间参考点。国际原子时间的一个关键特征是依赖于原子钟，原子钟通过计算原子的振动来测量时间。铯原子钟尤其以其准确性而闻名，一些型号在数百万年内仅失去一秒。这种精确度对于各种应用至关重要，包括全球定位系统（GPS）、电信和科学研究。除了实际应用外，国际原子时间在国际关系和合作中也发挥着重要作用。世界各国依赖同步时间进行各种活动，从协调航班到进行金融交易。建立一个统一的时间标准确保每个人都在同一页面上，减少混淆并增强合作。然而，国际原子时间的概念并非没有挑战。一个主要问题是原子时间和太阳时间之间的差异。虽然原子钟提供了一致的时间测量，但地球的自转受到不规则性的影响。为了解决这个问题，偶尔会增加闰秒，以保持国际原子时间与太阳时间的同步。然而，这种做法可能会使依赖连续时间测量的技术变得复杂。总之，国际原子时间代表了我们测量和理解时间能力的重大进步。它的发展促进了全球通信、运输和科学发现。随着技术的不断发展，精确计时的重要性只会增加，使我们对国际原子时间的理解变得更加关键。通过认识到其重要性，我们可以欣赏到让我们有效导航现代世界的复杂系统。