true zenith distance

简明释义

真顶距

英英释义

例句

1.The telescope was calibrated to measure the true zenith distance of celestial objects accurately.

望远镜经过校准，以准确测量天体的真天顶距离。

2.Meteorologists use the true zenith distance to predict weather patterns based on satellite data.

气象学家使用真天顶距离来根据卫星数据预测天气模式。

3.The astronomer calculated the true zenith distance to determine the position of the star in the night sky.

天文学家计算了真天顶距离以确定星星在夜空中的位置。

4.To improve accuracy, the surveyor adjusted the measurements based on the true zenith distance of the observation point.

为了提高准确性，测量员根据观察点的真天顶距离调整了测量结果。

5.In navigation, knowing the true zenith distance helps sailors find their exact location at sea.

在导航中，了解真天顶距离可以帮助水手找到他们在海上的确切位置。

作文

Understanding the concept of true zenith distance is crucial in various fields, particularly in astronomy and navigation. The term refers to the angular distance from the zenith point directly above an observer to a celestial body, measured along the vertical circle. This measurement is pivotal when determining the position of stars, planets, and other celestial entities in the sky. When we discuss true zenith distance (真天顶距离), we are essentially talking about how far an object is from the point that is directly overhead, which can significantly affect calculations related to timekeeping and navigation.In astronomy, the true zenith distance plays a vital role in observational practices. Astronomers must account for this distance when plotting the positions of celestial bodies. For instance, when observing a star, the true zenith distance helps in calculating its altitude above the horizon. This measurement is not only important for amateur stargazers but also for professional astronomers who require precise data for their research.Moreover, in the realm of navigation, understanding true zenith distance (真天顶距离) is essential for sailors and aviators. Navigators rely on celestial navigation techniques, which involve using the angles between celestial bodies and the horizon to determine their position on Earth. The true zenith distance assists navigators in calculating their latitude and longitude accurately. By knowing the true zenith distance of specific stars or planets at a given time, they can make informed decisions about their course and ensure they reach their destination safely.Furthermore, the significance of true zenith distance extends beyond practical applications; it also enriches our understanding of the universe. By studying the distances of celestial objects from the zenith, astronomers can infer information about their distances from Earth and their physical properties. For example, variations in the true zenith distance can indicate changes in the Earth's atmosphere or alterations in the object's trajectory due to gravitational forces.In conclusion, the concept of true zenith distance (真天顶距离) is a fundamental aspect of both astronomy and navigation. It serves as a bridge connecting theoretical knowledge with practical applications, allowing us to explore the cosmos and navigate our world effectively. As technology advances and our understanding of the universe deepens, the importance of mastering such concepts will only continue to grow. Whether you are an aspiring astronomer or a seasoned navigator, grasping the intricacies of true zenith distance will undoubtedly enhance your skills and broaden your perspective on the celestial mechanics that govern our existence.

理解true zenith distance（真天顶距离）的概念在多个领域中至关重要，尤其是在天文学和导航中。这个术语指的是从观察者头顶正上方的天顶点到天体的角距离，沿着垂直圆测量。这一测量在确定星星、行星及其他天体在天空中的位置时至关重要。当我们讨论true zenith distance时，我们实际上是在谈论一个物体离头顶正上方的点有多远，这对与时间测量和导航相关的计算有显著影响。在天文学中，true zenith distance在观测实践中发挥着重要作用。天文学家在绘制天体的位置时必须考虑这一距离。例如，在观察一颗星星时，真实的天顶距离有助于计算其在地平线上方的高度。这一测量不仅对业余天文爱好者重要，对于需要精确数据进行研究的专业天文学家而言更是如此。此外，在导航领域，理解true zenith distance（真天顶距离）对水手和飞行员至关重要。导航员依赖天文导航技术，该技术涉及使用天体与地平线之间的角度来确定他们在地球上的位置。真实的天顶距离帮助导航员准确计算他们的纬度和经度。通过了解特定星星或行星在给定时间的真实天顶距离，他们可以做出明智的决定，确保安全到达目的地。此外，true zenith distance的重要性超越了实际应用，它还丰富了我们对宇宙的理解。通过研究天体与天顶的距离，天文学家可以推断出关于它们与地球的距离及其物理特性的相关信息。例如，真实天顶距离的变化可以表明地球大气的变化或由于引力作用而导致的天体轨迹的变化。总之，true zenith distance（真天顶距离）的概念是天文学和导航的基本方面。它作为连接理论知识与实际应用的桥梁，使我们能够有效地探索宇宙和导航我们的世界。随着技术的进步以及我们对宇宙理解的加深，掌握此类概念的重要性只会继续增长。无论你是一个有抱负的天文学家还是经验丰富的导航员，掌握真实天顶距离的细微差别无疑会提升你的技能，拓宽你对支配我们存在的天体力学的视野。