Loran fix

简明释义

罗兰船位

英英释义

例句

1.Using a Loran fix can significantly improve maritime safety.

使用Loran fix可以显著提高海上安全性。

2.The fisherman checked his Loran fix before dropping his nets.

渔夫在放网之前检查了他的Loran fix。

3.The captain relied on the Loran fix to navigate through the foggy waters.

船长依靠Loran fix在雾蒙蒙的水域中导航。

4.In bad weather, a reliable Loran fix is essential for safe navigation.

在恶劣天气下，可靠的Loran fix对于安全导航至关重要。

5.After receiving a Loran fix, the crew adjusted their course accordingly.

在接收到Loran fix后，船员们相应地调整了航向。

作文

In the world of navigation, precise location tracking is crucial for various applications, from maritime operations to aviation and even personal navigation devices. One method that has been historically significant in this realm is known as a Loran fix. The term 'Loran' stands for Long Range Navigation, which is a hyperbolic radio navigation system that was developed during World War II. It uses the time difference of arrival of radio signals from multiple fixed land-based transmitters to determine the position of a receiver. The Loran fix refers specifically to the calculated position derived from this system, allowing navigators to ascertain their location with a reasonable degree of accuracy.The importance of the Loran fix lies in its ability to provide navigational data in areas where GPS signals may be weak or unreliable. For instance, in coastal regions or areas with dense urban structures, GPS signals can be obstructed, leading to inaccuracies. In such scenarios, the Loran fix serves as a reliable alternative, ensuring that vessels and aircraft can maintain their intended courses without significant deviation.Moreover, the Loran fix has historical significance as it paved the way for modern navigation systems. Before the advent of GPS, mariners relied heavily on Loran systems, especially in the mid-20th century. The technology allowed for better safety at sea, as it reduced the chances of navigational errors that could lead to accidents or groundings. As a result, many sailors and pilots became adept at interpreting Loran fix readings, which were often displayed on specialized navigational instruments.Despite the rise of satellite-based navigation systems, Loran has not been entirely phased out. In fact, some countries have maintained Loran systems as a backup for GPS. This redundancy is essential because, as we have seen, reliance on a single navigation method can be risky. The Loran fix provides an additional layer of security, ensuring that navigators have a fallback option in case of GPS failure or interference.Furthermore, the evolution of technology has led to advancements in Loran systems. Modern versions, such as eLoran, offer enhanced accuracy and are more resistant to jamming and interference. This development ensures that the Loran fix remains relevant in contemporary navigation practices. As technology continues to advance, the integration of various navigation systems, including GPS and Loran, will likely become more common, providing users with the best possible tools to navigate safely and accurately.In conclusion, the Loran fix is a vital concept in the field of navigation, representing a reliable method of determining one’s position using radio signals from land-based transmitters. Its historical significance, coupled with its continued relevance in modern navigation, highlights the importance of having multiple navigation options available. As we move forward into an increasingly complex navigational landscape, understanding and utilizing the Loran fix will remain essential for safe and effective navigation across various modes of transport.

在导航的世界中，精确的定位跟踪对于各种应用至关重要，从海洋操作到航空，甚至个人导航设备。一个在这个领域历史上具有重要意义的方法被称为Loran fix。术语'Loran'代表长距离导航，这是一种超声波无线电导航系统，二战期间开发。它利用来自多个固定陆基发射机的无线电信号到达时间差来确定接收器的位置。Loran fix特指从该系统计算得出的位置信息，使导航员能够以合理的准确度确定他们的位置。Loran fix的重要性在于它能够在GPS信号可能较弱或不可靠的区域提供导航数据。例如，在沿海地区或城市密集的地方，GPS信号可能会受到阻碍，导致不准确。在这种情况下，Loran fix作为一种可靠的替代方案，确保船只和飞机能够保持其预定航向，而不会出现重大偏差。此外，Loran fix具有历史意义，因为它为现代导航系统铺平了道路。在GPS出现之前，海员们在20世纪中叶时非常依赖Loran系统。这项技术提高了海上的安全性，因为它减少了可能导致事故或搁浅的导航错误的机会。因此，许多水手和飞行员熟练掌握了对Loran fix读数的解读，这些读数通常显示在专用的导航仪器上。尽管卫星导航系统的兴起，Loran并没有完全被淘汰。事实上，一些国家仍然维护Loran系统作为GPS的备份。这种冗余是必不可少的，因为正如我们所见，单一导航方法的依赖可能是有风险的。Loran fix提供了额外的安全保障，确保导航员在GPS故障或干扰的情况下有备用选项。此外，技术的演变使Loran系统得到了进步。现代版本，如eLoran，提供了更高的准确性，并且对干扰和干扰更具抵抗力。这一发展确保了Loran fix在当代导航实践中的相关性。随着技术的不断进步，各种导航系统（包括GPS和Loran）的整合可能会变得更加普遍，为用户提供最佳的安全和准确导航工具。总之，Loran fix是导航领域的一个重要概念，代表了一种通过陆基发射机的无线电信号确定自己位置的可靠方法。它的历史意义，加上在现代导航中的持续相关性，突显了拥有多种导航选项的重要性。随着我们进入一个日益复杂的导航环境，理解和利用Loran fix将继续是安全有效导航各类交通方式的关键。