orbit prediction

简明释义

轨道预报

英英释义

例句

1.The satellite's orbit prediction 轨道预测 helps engineers determine its future position.

卫星的轨道预测 轨道预测帮助工程师确定其未来位置。

2.Researchers are improving orbit prediction 轨道预测 techniques with machine learning.

研究人员正在利用机器学习改进轨道预测 轨道预测技术。

3.Accurate orbit prediction 轨道预测 is crucial for collision avoidance in space.

准确的轨道预测 轨道预测对于避免太空中的碰撞至关重要。

4.We rely on advanced algorithms for orbit prediction 轨道预测 of new spacecraft.

我们依赖先进的算法进行新航天器的轨道预测 轨道预测。

5.NASA uses orbit prediction 轨道预测 models to plan satellite launches.

NASA使用轨道预测 轨道预测模型来规划卫星发射。

作文

In the realm of space exploration and satellite technology, one term that frequently arises is orbit prediction. This concept refers to the process of calculating the future positions of celestial objects, such as satellites, planets, or asteroids, based on their current trajectories and gravitational influences. Accurate orbit prediction is crucial for a variety of applications, including satellite communication, space debris management, and planetary defense. The importance of this field cannot be overstated, as it plays a vital role in ensuring the safety and efficiency of space operations.To understand orbit prediction, one must first grasp the basic principles of orbital mechanics. This branch of physics deals with the motion of objects in space under the influence of gravitational forces. By applying Newton's laws of motion and the law of universal gravitation, scientists can derive mathematical models that describe how objects move in their orbits. These models take into account various factors, such as the mass of the celestial bodies involved, their distances from each other, and any perturbations caused by other gravitational forces.One of the primary tools used in orbit prediction is numerical simulation. This involves using computers to perform complex calculations that predict the future positions of celestial objects over time. By inputting current data about an object's position, velocity, and the gravitational influences acting upon it, scientists can simulate its trajectory and make predictions about where it will be at a specific point in the future. This technique is particularly useful for tracking satellites, as their orbits can be affected by atmospheric drag, gravitational interactions with the Earth, and even solar radiation pressure.Moreover, orbit prediction is not only limited to artificial satellites. It also plays a significant role in understanding natural celestial bodies, such as asteroids and comets. For instance, astronomers use orbit prediction techniques to determine the paths of potentially hazardous asteroids that may come close to Earth. By accurately predicting their orbits, scientists can assess the risk of collision and develop strategies for planetary defense, such as deflection missions that could change an asteroid's trajectory.The advent of advanced technologies, such as radar and laser ranging, has significantly improved the accuracy of orbit prediction. These methods allow scientists to track objects with high precision, leading to more reliable predictions. Additionally, the increasing number of satellites in orbit necessitates the need for effective collision avoidance strategies, further emphasizing the importance of accurate orbit prediction.In conclusion, orbit prediction is a fundamental aspect of modern astrophysics and space exploration. Its applications range from ensuring the functionality of communication satellites to protecting our planet from potential asteroid impacts. As technology continues to advance, the methods used for orbit prediction will become even more sophisticated, allowing for greater accuracy and reliability in our understanding of the cosmos. The ongoing research in this field not only enhances our knowledge of celestial mechanics but also contributes to the safety and sustainability of human activities in space. In a world where space is becoming increasingly crowded, mastering the art of orbit prediction is essential for navigating the future of space exploration and ensuring the safety of our planet and its inhabitants.

在太空探索和卫星技术领域，一个经常出现的术语是轨道预测。这个概念指的是根据天体当前的轨迹和引力影响，计算未来位置的过程，例如卫星、行星或小行星。准确的轨道预测对于多种应用至关重要，包括卫星通信、太空垃圾管理和行星防御。这一领域的重要性不容低估，因为它在确保太空操作的安全性和效率方面发挥着至关重要的作用。要理解轨道预测，首先必须掌握轨道力学的基本原理。这一物理学分支处理在引力作用下物体在太空中的运动。通过应用牛顿运动定律和万有引力定律，科学家可以推导出描述物体在轨道上运动的数学模型。这些模型考虑了各种因素，如涉及的天体质量、它们之间的距离以及其他引力作用造成的扰动。用于轨道预测的主要工具之一是数值模拟。这涉及使用计算机执行复杂的计算，以预测天体在一段时间内的未来位置。通过输入关于物体位置、速度和施加于其上的引力影响的当前数据，科学家可以模拟其轨迹并预测其在未来特定时刻的位置。这种技术对于跟踪卫星尤其有用，因为它们的轨道可能受到大气阻力、与地球的引力相互作用甚至太阳辐射压力的影响。此外，轨道预测不仅限于人造卫星。它在理解自然天体（如小行星和彗星）方面也发挥着重要作用。例如，天文学家使用轨道预测技术来确定可能对地球构成威胁的小行星的路径。通过准确预测它们的轨道，科学家可以评估碰撞的风险，并制定行星防御策略，例如改变小行星轨迹的偏转任务。先进技术的出现，如雷达和激光测距，显著提高了轨道预测的准确性。这些方法使科学家能够以高精度跟踪物体，从而导致更可靠的预测。此外，轨道上卫星数量的增加使得有效的避碰策略变得必要，进一步强调了准确的轨道预测的重要性。总之，轨道预测是现代天体物理学和太空探索的一个基本方面。它的应用范围从确保通信卫星的功能到保护我们的星球免受潜在小行星撞击。随着技术的不断进步，用于轨道预测的方法将变得更加复杂，从而在我们对宇宙的理解中实现更大的准确性和可靠性。该领域的持续研究不仅增强了我们对天体力学的知识，还促进了人类在太空活动的安全性和可持续性。在一个太空日益拥挤的世界中，掌握轨道预测的艺术对于导航未来的太空探索和确保我们星球及其居民的安全至关重要。