Loran receiver

简明释义

罗兰接收机

英英释义

例句

1.Using a Loran receiver can significantly improve the accuracy of marine navigation.

使用Loran接收器可以显著提高海洋导航的准确性。

2.The Loran receiver on the yacht failed, causing a delay in our journey.

游艇上的Loran接收器出现故障，导致我们的旅程延误。

3.The fisherman relied on his Loran receiver to find the best fishing spots.

渔民依靠他的Loran接收器找到最佳捕鱼地点。

4.The ship's navigation system was upgraded to include a new Loran receiver.

船只的导航系统升级了，包含了一个新的Loran接收器。

5.In foggy conditions, a Loran receiver provides critical information for safe sailing.

在雾霭天气中，Loran接收器提供安全航行的关键信息。

作文

The world of navigation has evolved significantly over the years, with various technologies emerging to aid in accurate positioning and tracking. One such technology is the Loran receiver, which plays a crucial role in marine navigation and aviation. The term Loran receiver refers to a type of radio navigation system that utilizes low-frequency signals transmitted by land-based stations. These signals are used to determine the position of a vessel or aircraft by measuring the time it takes for the signals to reach the receiver. This method has been particularly valuable in areas where GPS signals may be weak or unavailable.Initially developed during World War II, the Loran receiver was designed to assist military operations. However, its applications quickly expanded to civilian use, especially in maritime contexts. Fishermen, cargo ships, and recreational boaters have all benefited from the precision offered by Loran receivers. Unlike GPS, which relies on satellites, the Loran system can provide reliable navigation even in dense urban environments or remote areas where satellite signals might be obstructed.The operation of a Loran receiver involves triangulating the signals from multiple Loran transmitters. By calculating the differences in arrival times of these signals, the receiver can pinpoint its location with remarkable accuracy. This capability is especially important for navigating through challenging waters, where traditional maps may not suffice. Furthermore, the Loran receiver is less susceptible to jamming and interference, making it a robust option for critical navigation tasks.Despite the advancements in GPS technology, the Loran receiver has not become obsolete. In fact, many mariners still rely on it as a backup navigation system. The redundancy provided by having both GPS and Loran systems ensures that navigators can maintain their course even if one system fails. This dual-system approach enhances safety at sea, where conditions can change rapidly and unpredictably.In recent years, there has been renewed interest in the Loran receiver due to concerns over the vulnerability of GPS systems. As more industries and governmental operations depend on GPS for critical functions, the potential risks associated with its reliance have become apparent. Events such as signal jamming or cyber-attacks can disrupt GPS services, prompting the need for alternative navigation methods. In response, some countries have begun to reinstate Loran systems, recognizing their value as a complementary technology to GPS.Moreover, the Loran receiver is not limited to maritime applications. It has also found uses in agriculture, surveying, and even autonomous vehicle navigation. The adaptability of the Loran system demonstrates its versatility and continued relevance in an increasingly digital world.In conclusion, the Loran receiver remains an essential tool in the navigation toolkit, providing reliability and accuracy in various contexts. Its historical significance, coupled with its modern applications, highlights the importance of maintaining diverse navigation systems. As we look to the future, it is crucial to recognize the role of technologies like the Loran receiver in ensuring safe and efficient navigation across all domains, from the open seas to the skies above us.

导航的世界在过去几年中经历了显著的演变，各种技术相继出现，以帮助实现准确的定位和跟踪。其中一种技术是Loran接收器，它在海洋导航和航空中发挥着至关重要的作用。术语Loran接收器指的是一种使用地面站发射的低频信号的无线电导航系统。这些信号用于通过测量信号到达接收器所需的时间来确定船只或飞机的位置。这种方法在GPS信号可能较弱或不可用的区域尤其有价值。Loran接收器最初是在第二次世界大战期间开发的，旨在协助军事行动。然而，它的应用迅速扩展到民用，特别是在海事环境中。渔民、货船和休闲船只都受益于Loran接收器所提供的精确度。与依赖卫星的GPS不同，Loran系统即使在城市密集环境或卫星信号可能被遮挡的偏远地区也能提供可靠的导航。Loran接收器的操作涉及三角测量多个Loran发射器的信号。通过计算这些信号到达时间的差异，接收器能够以惊人的准确性确定其位置。这种能力在穿越复杂水域时尤为重要，因为传统地图可能无法满足需求。此外，Loran接收器对干扰和干扰的抵抗力较强，使其成为关键导航任务的可靠选择。尽管GPS技术不断进步，但Loran接收器并没有过时。事实上，许多海员仍然将其作为备用导航系统。拥有GPS和Loran系统的双重系统确保导航员即使在一个系统失效的情况下也能保持航向。这种双重系统的方法提高了海上的安全性，因为条件可能会迅速和不可预测地变化。近年来，由于对GPS系统脆弱性的担忧，人们对Loran接收器重新产生了兴趣。随着越来越多的行业和政府操作依赖GPS进行关键功能，其依赖所带来的潜在风险变得显而易见。信号干扰或网络攻击等事件可能会干扰GPS服务，促使人们需要替代导航方法。作为回应，一些国家开始恢复Loran系统，认识到它们作为GPS的补充技术的价值。此外，Loran接收器不仅限于海事应用。它还在农业、测量甚至自动驾驶汽车导航中找到了用途。Loran系统的适应性证明了它的多功能性和在日益数字化的世界中的持续相关性。总之，Loran接收器仍然是导航工具箱中的一个重要工具，在各种背景下提供可靠性和准确性。它的历史意义，加上现代应用，突显了维护多样导航系统的重要性。展望未来，至关重要的是要认识到像Loran接收器这样的技术在确保各个领域安全高效导航中的作用，从开阔的海洋到我们头顶的天空。