radar return

简明释义

雷达反射

英英释义

例句

1.During the storm, we lost the radar return from our target.

在暴风雨中，我们失去了目标的雷达回波。

2.The radar return showed multiple contacts in the area, suggesting heavy traffic.

雷达回波显示该区域有多个目标，暗示交通繁忙。

3.The airplane's systems displayed a strong radar return, indicating a nearby object.

飞机的系统显示出强烈的雷达回波，表明附近有物体。

4.Adjusting the frequency improved the clarity of the radar return.

调整频率改善了雷达回波的清晰度。

5.The ship's crew was alerted by the radar return of an approaching vessel.

船员被一艘接近船只的雷达回波警报所提醒。

作文

In the world of aviation and maritime navigation, the term radar return refers to the signal that is reflected back to a radar system after it bounces off an object. This phenomenon is crucial for detecting and tracking various objects, including aircraft, ships, and even weather patterns. Understanding how radar return works can significantly enhance our safety and efficiency in travel. Radar systems operate by emitting radio waves into the environment. When these waves encounter an object, they reflect back towards the radar system, creating a radar return. The time it takes for the waves to return helps determine the distance of the object from the radar source. Moreover, the strength of the radar return can provide information about the size and shape of the object being detected. For instance, larger and more reflective surfaces, such as a commercial airplane or a large cargo ship, will produce a stronger radar return than smaller objects. The importance of radar return cannot be overstated. In aviation, pilots rely on radar to navigate safely through crowded airspaces. Air traffic controllers utilize radar data to monitor the position and movement of aircraft, ensuring safe distances are maintained between them. This capability is especially vital during adverse weather conditions when visibility is limited. Without accurate radar return, the risk of mid-air collisions would increase dramatically. Similarly, in maritime contexts, ships use radar systems to detect other vessels, landmasses, and potential hazards. A strong radar return allows mariners to avoid collisions and navigate safely through busy ports or treacherous waters. Additionally, radar technology plays a significant role in search and rescue operations at sea. By analyzing radar returns, rescuers can locate distressed vessels or individuals in need of assistance. Furthermore, radar return is not limited to aviation and maritime applications. It also plays a crucial role in meteorology. Weather radar systems emit radio waves to detect precipitation, storm systems, and other atmospheric phenomena. The radar return from raindrops, snowflakes, and hailstones helps meteorologists track storms and predict their paths, providing critical information for public safety. However, it is essential to understand that not all radar returns are created equal. Various factors can affect the quality of the return signal, including the angle of incidence, the material properties of the object, and environmental conditions such as rain or fog. For instance, heavy rainfall can scatter radar signals, leading to weaker radar returns and potentially obscuring important information. In conclusion, the concept of radar return is fundamental to the functionality of radar systems across various fields. Its ability to provide real-time data about the location and movement of objects enhances safety in aviation, maritime navigation, and weather forecasting. As technology continues to advance, we can expect improvements in radar systems, leading to even more accurate and reliable radar returns, ultimately enhancing our ability to navigate and respond to challenges in our environment. Understanding radar return is essential not only for professionals in these fields but also for anyone interested in the technology that keeps us safe while traveling through the skies and seas.

在航空和海洋导航的世界中，术语雷达回波指的是信号在遇到物体后反射回雷达系统的现象。这一现象对于检测和追踪各种物体至关重要，包括飞机、船只甚至天气模式。理解雷达回波的工作原理可以显著提高我们旅行的安全性和效率。雷达系统通过向环境发射无线电波来工作。当这些波遇到物体时，它们会反射回雷达系统，形成雷达回波。返回所需的时间有助于确定物体与雷达源之间的距离。此外，雷达回波的强度可以提供有关被检测物体的大小和形状的信息。例如，像商用飞机或大型货船这样的大型且反射性强的表面会产生比小物体更强的雷达回波。雷达回波的重要性不容小觑。在航空领域，飞行员依靠雷达安全地穿越拥挤的空域。空中交通管制员利用雷达数据监控飞机的位置和运动，确保它们之间保持安全距离。这种能力在能见度有限的恶劣天气条件下尤为重要。如果没有准确的雷达回波，空中碰撞的风险将大大增加。类似地，在海洋环境中，船只使用雷达系统检测其他船只、陆地和潜在的危险。强大的雷达回波使海员能够避免碰撞，并在繁忙的港口或险恶水域安全航行。此外，雷达技术在海上的搜救行动中也发挥着重要作用。通过分析雷达回波，救援人员可以定位需要帮助的受困船只或个人。此外，雷达回波并不限于航空和海洋应用。它在气象学中也起着至关重要的作用。气象雷达系统发射无线电波以检测降水、风暴系统和其他大气现象。来自雨滴、雪花和冰雹的雷达回波帮助气象学家跟踪风暴并预测其路径，为公众安全提供关键信息。然而，必须理解并非所有的雷达回波都是相同的。各种因素可能影响返回信号的质量，包括入射角、物体的材料特性以及环境条件（如降雨或雾霾）。例如，强降雨可能会散射雷达信号，从而导致较弱的雷达回波，并可能掩盖重要信息。总之，雷达回波的概念是雷达系统在各个领域功能的基础。它提供有关物体位置和运动的实时数据，提高了航空、海洋导航和天气预报的安全性。随着技术的不断进步，我们可以期待雷达系统的改进，从而产生更准确和可靠的雷达回波，最终增强我们应对环境挑战的能力。理解雷达回波不仅对这些领域的专业人士至关重要，也对任何对保持我们在天空和海洋中安全旅行的技术感兴趣的人来说都是如此。