navigational radar

简明释义

航海雷达

英英释义

例句

1.The navigational radar displayed nearby vessels on the screen.

导航雷达在屏幕上显示了附近的船只。

2.During foggy conditions, the navigational radar is essential for safe sailing.

在雾霭天气中，导航雷达对于安全航行至关重要。

3.Using the navigational radar, the crew was able to find the harbor easily.

利用导航雷达，船员们能够轻松找到港口。

4.The fishing boat relied on its navigational radar to locate schools of fish.

渔船依靠其导航雷达来定位鱼群。

5.The ship's navigational radar helps the captain avoid obstacles in the water.

船只的导航雷达帮助船长避开水中的障碍物。

作文

Navigational technology has vastly improved over the years, and one of the most significant advancements in this field is the development of navigational radar. This sophisticated system plays a crucial role in ensuring safe and efficient navigation for various types of vessels, including ships, boats, and aircraft. The primary function of navigational radar is to detect and track objects in the vicinity, providing real-time information about their position, speed, and direction. This capability is essential for avoiding collisions and navigating through challenging environments such as fog, rain, or darkness.The operation of navigational radar is based on the principles of radar technology, which involves emitting radio waves and analyzing the signals that bounce back from objects. When a radar signal encounters an object, it reflects back to the radar system, allowing operators to determine the object's distance and speed. This information is displayed on a screen, giving navigators a clear view of their surroundings.In maritime contexts, navigational radar is particularly vital. Ships often traverse busy waterways where other vessels, buoys, and landmasses are present. By utilizing navigational radar, ship captains can make informed decisions about their course and speed, significantly reducing the risk of accidents. Furthermore, many modern vessels are equipped with advanced features like automatic radar plotting aids (ARPA), which enhance the functionality of navigational radar by automatically tracking multiple targets and providing alerts for potential collisions.In aviation, navigational radar serves a similar purpose. Air traffic control relies heavily on radar systems to monitor aircraft positions and ensure safe distances between them. Pilots also use onboard navigational radar to avoid obstacles and navigate through adverse weather conditions. The integration of navigational radar with other navigation systems, such as GPS, enhances situational awareness and improves overall safety in the skies.Moreover, navigational radar technology continues to evolve. Advances in digital processing and signal analysis have led to more accurate and reliable systems. Modern navigational radar can filter out noise and clutter, making it easier for operators to focus on relevant targets. Additionally, some systems now incorporate machine learning algorithms to predict the movement of detected objects, further aiding navigators in decision-making processes.The significance of navigational radar extends beyond safety; it also contributes to efficiency in transportation. By providing precise information about the surrounding environment, navigational radar allows vessels and aircraft to optimize their routes, saving time and fuel. This efficiency is not only beneficial for operators but also has positive implications for the environment by reducing emissions associated with excessive travel.In conclusion, navigational radar is an indispensable tool in modern navigation, enhancing safety and efficiency across various modes of transport. Its ability to detect and track objects in real-time provides critical information that helps navigators make informed decisions. As technology continues to advance, we can expect navigational radar systems to become even more sophisticated, further improving the safety and efficiency of global transportation networks.

导航技术在近年来有了巨大的进步，其中最重要的进展之一就是导航雷达的开发。这一复杂的系统在确保各种类型船只（包括船舶、艇和飞机）的安全和高效导航中发挥着至关重要的作用。导航雷达的主要功能是检测和跟踪周围的物体，提供关于它们的位置、速度和方向的实时信息。这种能力对于避免碰撞和在雾、雨或黑暗等困难环境中导航至关重要。导航雷达的操作基于雷达技术的原理，该原理涉及发射无线电波并分析从物体反弹回来的信号。当雷达信号遇到物体时，它会反射回雷达系统，使操作员能够确定物体的距离和速度。这些信息显示在屏幕上，让导航员清晰地看到周围环境。在海洋环境中，导航雷达尤为重要。船只常常在繁忙的水道上航行，那里有其他船只、浮标和陆地。通过利用导航雷达，船长可以对航向和速度做出明智的决定，从而显著降低事故风险。此外，许多现代船只配备了自动雷达绘图辅助设备（ARPA），该设备通过自动跟踪多个目标并提供潜在碰撞警报，增强了导航雷达的功能。在航空领域，导航雷达也发挥着类似的作用。空中交通管制在很大程度上依赖雷达系统来监控飞机的位置，并确保它们之间保持安全距离。飞行员还使用机载导航雷达来避免障碍物，并在恶劣天气条件下导航。导航雷达与其他导航系统（如GPS）的集成增强了情境意识，提高了天空中的整体安全性。此外，导航雷达技术不断发展。数字处理和信号分析的进步使得系统更加准确和可靠。现代的导航雷达能够过滤噪声和杂波，使操作员更容易集中注意力于相关目标。此外，一些系统现在结合了机器学习算法，以预测检测到的物体的运动，进一步帮助导航员做出决策。导航雷达的重要性不仅体现在安全性上；它还提高了运输效率。通过提供关于周围环境的精确信息，导航雷达允许船只和飞机优化其航线，从而节省时间和燃料。这种效率不仅对运营商有利，还有助于减少与过度旅行相关的排放，对环境产生积极影响。总之，导航雷达是现代导航中不可或缺的工具，提高了各种运输方式的安全性和效率。它检测和跟踪物体的实时能力提供了关键的信息，帮助导航员做出明智的决策。随着技术的不断进步，我们可以期待导航雷达系统变得更加复杂，进一步改善全球运输网络的安全性和效率。