navigational radar

简明释义

导航雷达

英英释义

例句

1.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免水中的障碍物。

2.The navigational radar system allows for precise tracking of other vessels.

该导航雷达系统允许精确跟踪其他船只。

3.We rely on the navigational radar to chart our course through busy shipping lanes.

我们依靠导航雷达在繁忙的航道中绘制航线。

4.During foggy conditions, the navigational radar is crucial for safe passage.

在雾霭弥漫的情况下，导航雷达对于安全通行至关重要。

5.The navigational radar displayed a large cargo ship approaching from the east.

该导航雷达显示一艘大型货船从东边驶来。

作文

Navigational tools have been essential for maritime and aerial navigation for centuries. Among these tools, navigational radar plays a crucial role in ensuring the safety and efficiency of travel over water and air. This technology uses radio waves to detect objects and determine their distance, speed, and direction. The importance of navigational radar cannot be overstated, as it helps pilots and ship captains avoid collisions, navigate through challenging weather conditions, and maintain accurate courses.The evolution of navigational radar has significantly improved over the years. Initially developed during World War II for military purposes, this technology has since been adapted for civilian use. Modern navigational radar systems are equipped with advanced features such as automatic tracking, target discrimination, and integration with other navigational aids like GPS. These enhancements allow users to have a comprehensive understanding of their surroundings, which is vital for safe navigation.One of the most significant advantages of navigational radar is its ability to operate effectively in poor visibility conditions. Fog, rain, and darkness can severely limit a navigator's ability to see other vessels or land masses. However, with navigational radar, users can detect obstacles and other ships even when visibility is compromised. This capability is particularly important in busy shipping lanes or during adverse weather conditions, where the risk of accidents is heightened.Moreover, navigational radar enhances situational awareness. Pilots and ship captains can monitor multiple targets simultaneously, allowing them to make informed decisions quickly. For instance, if a vessel is approaching, the captain can adjust their course or speed accordingly to avoid a collision. This level of awareness is critical not only for the safety of the crew and passengers but also for protecting the environment and other marine life.In addition to safety, navigational radar contributes to operational efficiency. By providing real-time data about the surroundings, it allows navigators to optimize their routes, saving time and fuel. For commercial shipping, this can lead to significant cost savings and reduced environmental impact. The integration of navigational radar with other technologies, such as electronic chart display systems, further enhances this efficiency by providing a comprehensive view of the maritime environment.Despite its many advantages, the use of navigational radar does come with challenges. Operators must be trained to interpret radar data accurately and to understand the limitations of the system. For example, radar may not detect small objects, such as debris or buoys, which can pose hazards. Additionally, reliance on technology can lead to complacency; navigators must still remain vigilant and use all available resources to ensure safe navigation.In conclusion, navigational radar is an indispensable tool in modern navigation, enhancing safety, efficiency, and situational awareness. As technology continues to evolve, the capabilities of navigational radar will only improve, further solidifying its role in maritime and aerial navigation. Understanding how to effectively use this technology is crucial for anyone involved in navigation, as it not only protects lives but also promotes responsible and efficient travel across our oceans and skies.

导航工具在海洋和航空导航中已经发挥了重要作用，历经数百年。在这些工具中，导航雷达扮演着至关重要的角色，确保水上和空中旅行的安全与效率。这项技术利用无线电波探测物体，并确定其距离、速度和方向。导航雷达的重要性不容小觑，因为它帮助飞行员和船长避免碰撞，穿越恶劣天气条件，并保持准确的航向。导航雷达的发展在过去的几十年中显著改善。最初是在第二次世界大战期间为军事目的开发的，这项技术随后被改编用于民用。现代的导航雷达系统配备了自动跟踪、目标区分和与其他导航辅助设备（如GPS）集成等先进功能。这些增强功能使用户能够全面了解周围环境，这对安全导航至关重要。导航雷达的一个重要优势是其在能见度差的条件下仍能有效操作。雾、雨和黑暗会严重限制导航员看到其他船只或陆地的能力。然而，借助导航雷达，用户即使在能见度受限的情况下也能探测到障碍物和其他船只。这种能力在繁忙的航道或恶劣天气条件下尤为重要，因为事故风险加大。此外，导航雷达增强了情境意识。飞行员和船长可以同时监控多个目标，使他们能够迅速做出明智的决定。例如，如果一艘船正在接近，船长可以相应调整航向或速度以避免碰撞。这种意识水平对于保护船员和乘客的安全至关重要，同时也保护环境和其他海洋生物。除了安全性，导航雷达还提高了操作效率。通过提供实时周围数据，它使导航员能够优化航线，节省时间和燃料。对于商业航运而言，这可以带来显著的成本节约和减少环境影响。导航雷达与其他技术（如电子海图显示系统）的集成进一步增强了这种效率，提供了全面的海洋环境视图。尽管有许多优点，使用导航雷达也面临挑战。操作人员必须经过培训，准确解读雷达数据，并了解系统的局限性。例如，雷达可能无法探测到小物体，如碎片或浮标，这可能构成危险。此外，依赖技术可能导致自满；导航员仍然必须保持警惕，利用所有可用资源确保安全导航。总之，导航雷达是现代导航中不可或缺的工具，增强了安全性、效率和情境意识。随着技术的不断发展，导航雷达的能力将进一步提升，进一步巩固其在海洋和空中导航中的角色。有效理解和使用这项技术对任何参与导航的人来说至关重要，因为它不仅保护生命，还促进我们在海洋和天空中的负责任和高效旅行。