satellite ranging

简明释义

卫星测距

英英释义

例句

1.The satellite ranging technique allows for real-time tracking of vehicles in logistics.

卫星测距技术允许实时跟踪物流中的车辆。

2.Engineers rely on satellite ranging to determine the exact position of satellites in orbit.

工程师依赖卫星测距来确定轨道上卫星的确切位置。

3.Researchers employed satellite ranging to analyze changes in sea level over time.

研究人员使用卫星测距分析海平面随时间的变化。

4.The use of satellite ranging has improved the accuracy of GPS systems significantly.

使用卫星测距显著提高了GPS系统的准确性。

5.In geological studies, satellite ranging is used to monitor tectonic plate movements.

在地质研究中，卫星测距用于监测构造板块的运动。

作文

In today's technologically advanced world, the concept of positioning and navigation has become increasingly important. One of the key methods that enable precise location determination is satellite ranging, which refers to the technique of measuring distances to satellites in orbit to ascertain the location of an object on Earth. This method has revolutionized various fields, including aviation, maritime navigation, and even everyday activities such as driving or hiking. The significance of satellite ranging cannot be overstated, as it forms the backbone of Global Navigation Satellite Systems (GNSS) like GPS, GLONASS, and Galileo.The principle behind satellite ranging is relatively straightforward. It involves calculating the time it takes for a signal to travel from a satellite to a receiver on the Earth's surface. By knowing the speed of light, which is approximately 299,792 kilometers per second, one can determine the distance between the satellite and the receiver. This distance measurement is then used in conjunction with data from multiple satellites to triangulate the receiver's exact position. The accuracy of satellite ranging is crucial; even a slight error in timing can lead to significant discrepancies in location, which is why sophisticated technology is employed to ensure precision.One of the most notable applications of satellite ranging is in the field of aviation. Modern aircraft rely on satellite navigation systems to guide them safely from one destination to another. The ability to receive real-time data about their position allows pilots to make informed decisions, enhancing both safety and efficiency. Similarly, ships at sea utilize satellite ranging for navigation, helping them avoid hazards and optimize their routes, ultimately saving time and fuel.Moreover, satellite ranging plays a vital role in scientific research and environmental monitoring. For instance, researchers use this technology to study changes in the Earth's surface, monitor deforestation, and track climate change effects. By providing accurate geographical data, satellite ranging contributes to our understanding of global phenomena and aids in disaster management efforts.In addition to these practical applications, satellite ranging also presents challenges and limitations. Signal interference, atmospheric conditions, and satellite geometry can all impact the accuracy of distance measurements. Furthermore, as more satellites are launched into space, managing the increasing number of signals becomes a complex task, necessitating ongoing advancements in technology and methodologies.In conclusion, satellite ranging is a fundamental technique that underpins modern navigation and positioning systems. Its applications span various industries, from aviation to environmental science, highlighting its versatility and importance. As technology continues to evolve, the potential for satellite ranging to enhance our understanding of the world and improve our daily lives is immense. Embracing this technology will undoubtedly lead to further innovations and advancements in how we navigate our planet and beyond.

在当今技术先进的世界中，定位和导航的概念变得越来越重要。使精确位置确定成为可能的关键方法之一是卫星测距，它指的是测量与轨道上卫星之间距离的技术，以确定地球上物体的位置。这种方法彻底改变了航空、海洋导航，甚至日常活动，如驾驶或徒步旅行等多个领域。卫星测距的重要性不容小觑，因为它构成了全球导航卫星系统（GNSS）的基础，如GPS、GLONASS和伽利略。卫星测距背后的原理相对简单。它涉及计算信号从卫星传播到地球表面接收器所需的时间。通过知道光速大约为299,792公里每秒，可以确定卫星与接收器之间的距离。这种距离测量随后与来自多颗卫星的数据结合使用，以三角测量接收器的确切位置。卫星测距的准确性至关重要；即使是时间上的小误差也会导致位置上的重大差异，这就是为什么采用复杂技术来确保精度。卫星测距的一个显著应用是在航空领域。现代飞机依赖卫星导航系统安全地引导它们从一个目的地飞往另一个目的地。接收实时位置信息的能力使飞行员能够做出明智的决策，从而提高安全性和效率。同样，海上的船只利用卫星测距进行导航，帮助它们避免危险并优化航线，最终节省时间和燃料。此外，卫星测距在科学研究和环境监测中也发挥着至关重要的作用。例如，研究人员利用这项技术研究地球表面的变化，监测森林砍伐，跟踪气候变化的影响。通过提供准确的地理数据，卫星测距有助于我们理解全球现象，并在灾难管理工作中提供支持。除了这些实际应用外，卫星测距也存在挑战和局限性。信号干扰、大气条件和卫星几何形状都可能影响距离测量的准确性。此外，随着越来越多的卫星被发射到太空，管理日益增长的信号数量变成一项复杂的任务，这需要技术和方法的持续进步。总之，卫星测距是一项基本技术，支撑着现代导航和定位系统。它的应用跨越多个行业，从航空到环境科学，突显了其多样性和重要性。随着技术的不断发展，卫星测距增强我们对世界的理解和改善我们日常生活的潜力是巨大的。拥抱这项技术无疑会导致进一步的创新和进步，改变我们在地球及其他地方的导航方式。