radio beacon

简明释义

无线电信标

英英释义

例句

1.A radio beacon 无线电信标 can help ships determine their position at sea.

一座无线电信标可以帮助船只确定其在海上的位置。

2.Emergency services used a radio beacon 无线电信标 to locate the stranded hikers.

紧急服务部门使用无线电信标定位被困的徒步旅行者。

3.During the storm, the radio beacon 无线电信标 provided critical information to pilots.

在暴风雨期间，无线电信标为飞行员提供了重要信息。

4.The aircraft relied on the radio beacon 无线电信标 to navigate through the fog.

飞机依靠无线电信标在雾中导航。

5.The radio beacon 无线电信标 emitted a signal every few seconds to aid in navigation.

该无线电信标每隔几秒发出一个信号以帮助导航。

作文

In the world of navigation and communication, various technologies have been developed to ensure safety and accuracy. One such technology is the radio beacon, which plays a crucial role in guiding pilots and mariners. A radio beacon is a device that emits a radio signal to provide location information to aircraft and ships. These signals help navigators determine their position and maintain safe routes, especially in challenging conditions such as fog, storms, or at night.The concept of a radio beacon dates back to the early 20th century when the need for reliable navigation methods became apparent. Initially, these beacons were simple devices that transmitted a continuous signal. However, with advancements in technology, modern radio beacons can send complex signals that include identification codes, allowing users to distinguish between different beacons.One of the primary uses of a radio beacon is in aviation. Airports around the world are equipped with various types of beacons that assist pilots during takeoff, landing, and navigation. For instance, Instrument Landing Systems (ILS) utilize radio beacons to guide aircraft safely to the runway, even under poor visibility conditions. The precision and reliability of these signals are vital for ensuring the safety of flights.In maritime navigation, radio beacons serve a similar purpose. They are strategically placed along coastlines and in open waters to help ships determine their location and navigate safely. For example, Differential Global Positioning System (DGPS) beacons enhance the accuracy of GPS signals by providing correction data, making it easier for vessels to avoid hazards and reach their destinations without incident.Moreover, radio beacons are not limited to aviation and maritime applications; they are also used in land-based navigation systems. Many outdoor enthusiasts, such as hikers and mountain bikers, rely on handheld GPS devices that can pick up signals from radio beacons to track their position in remote areas. This technology has revolutionized outdoor activities, making it safer and more enjoyable for adventurers.The importance of radio beacons extends beyond navigation. They are also utilized in search and rescue operations. When an aircraft or vessel is in distress, they can activate an emergency beacon that transmits a distress signal. Rescue teams equipped with direction-finding equipment can then locate the source of the signal, significantly increasing the chances of a successful rescue.As technology continues to evolve, the functionality and capabilities of radio beacons are expected to improve further. With the integration of satellite systems and advanced communication technologies, future beacons may offer enhanced features such as real-time data sharing and improved accuracy. This evolution will undoubtedly lead to safer and more efficient navigation across all modes of transport.In conclusion, the radio beacon is an essential tool in modern navigation and communication. Its ability to provide accurate location information has made it indispensable for pilots, mariners, and outdoor enthusiasts alike. As we look to the future, the ongoing development of radio beacons promises to enhance safety and efficiency in navigation, making our journeys safer and more reliable than ever before.

在导航和通信的世界中，各种技术被开发出来以确保安全和准确性。其中一种技术是无线电信标，它在引导飞行员和海员方面发挥着至关重要的作用。无线电信标是一种发射无线信号的设备，为飞机和船舶提供位置信息。这些信号帮助导航员确定他们的位置，并在困难条件下保持安全的航线，例如在雾、风暴或夜间。无线电信标的概念可以追溯到20世纪初，当时对可靠导航方法的需求变得显而易见。最初，这些信标是简单的设备，发射连续的信号。然而，随着技术的进步，现代的无线电信标可以发送复杂的信号，包括识别代码，使用户能够区分不同的信标。无线电信标的主要用途之一是在航空领域。世界各地的机场配备了各种类型的信标，以协助飞行员在起飞、降落和导航时的安全。例如，仪表着陆系统（ILS）利用无线电信标在能见度差的情况下安全引导飞机降落到跑道上。这些信号的精确性和可靠性对于确保航班安全至关重要。在海事导航中，无线电信标也发挥着类似的作用。它们战略性地放置在海岸线和开阔水域，帮助船舶确定其位置并安全导航。例如，差分全球定位系统（DGPS）信标通过提供修正数据来增强GPS信号的准确性，使船只更容易避免危险并顺利到达目的地。此外，无线电信标不仅限于航空和海事应用；它们还用于陆基导航系统。许多户外爱好者，如远足者和山地自行车骑行者，依赖手持GPS设备，可以接收来自无线电信标的信号，以便在偏远地区跟踪他们的位置。这项技术彻底改变了户外活动，使冒险者的活动更加安全和愉快。无线电信标的重要性超越了导航。它们还用于搜索和救援行动。当飞机或船舶遇险时，它们可以激活紧急信标，发射求救信号。配备方向寻找设备的救援队伍可以定位信号源，从而显著增加成功救援的机会。随着技术的不断发展，无线电信标的功能和能力预计将进一步提高。随着卫星系统和先进通信技术的整合，未来的信标可能会提供增强的功能，例如实时数据共享和更高的准确性。这一演变无疑将导致所有运输方式的导航更加安全和高效。总之，无线电信标是现代导航和通信中不可或缺的工具。它提供准确位置信息的能力使其对飞行员、海员和户外爱好者来说不可或缺。展望未来，无线电信标的持续发展有望增强导航的安全性和效率，使我们的旅程比以往任何时候都更加安全和可靠。