radio beacon

简明释义

无线电指向标

英英释义

例句

1.The radio beacon helped guide the lost vessel back to shore.

该无线电信标帮助失踪的船只引导回岸边。

2.Ships can locate their position using a radio beacon in the ocean.

船只可以通过海洋中的无线电信标定位他们的位置。

3.The airplane used a radio beacon to navigate through the fog.

飞机使用了一个无线电信标在雾中导航。

4.The radio beacon emitted a continuous signal for search and rescue operations.

该无线电信标发出了连续的信号，用于搜索和救援行动。

5.Hikers often rely on a radio beacon for safety in remote areas.

徒步旅行者通常依靠无线电信标在偏远地区的安全。

作文

In the realm of navigation and communication technology, the term radio beacon refers to a device that emits radio waves to assist in the location and guidance of various vehicles, including aircraft and ships. These beacons are crucial for ensuring safe travel across vast distances, especially in areas where visibility is limited due to weather conditions or geographical obstacles. The operation of a radio beacon is relatively straightforward; it transmits a continuous signal that can be received by nearby receivers, which then determine their position based on the strength and timing of the received signals.The importance of radio beacon technology cannot be overstated. In aviation, for instance, these beacons serve as essential navigational aids. Pilots rely on them to maintain their course and ensure they are heading towards their destination safely. When flying at high altitudes, where landmarks are not visible, the signals from radio beacons provide critical information that helps pilots make informed decisions about their flight path.Moreover, radio beacons play a significant role in maritime navigation. Ships often traverse open waters where GPS signals may be weak or nonexistent. In such scenarios, sailors depend on radio beacons to guide them safely to harbor. The beacons are strategically placed along coastlines and shipping routes, broadcasting their signals to aid in navigation and prevent accidents at sea.Another application of radio beacon technology lies in search and rescue operations. When a vessel or aircraft is in distress, the ability to send a distress signal to the nearest radio beacon can be lifesaving. These beacons can relay the emergency signal to rescue teams, providing them with the precise location of the stranded vehicle. This rapid response capability underscores the vital role that radio beacons play in enhancing safety across different modes of transportation.As technology advances, the functionality of radio beacons has also evolved. Modern systems incorporate digital signals and are often integrated with satellite-based navigation systems. This integration allows for more accurate positioning and improved reliability in navigation. For example, Automatic Identification Systems (AIS) used in maritime contexts combine radio beacon technology with GPS data to enhance situational awareness for ships and maritime authorities.In conclusion, the significance of radio beacon technology in navigation, communication, and safety is profound. Whether in the skies or on the seas, these devices provide essential support to pilots and mariners, ensuring safe passage through challenging environments. As we continue to advance in our technological capabilities, the role of radio beacons will likely expand, further enhancing our ability to navigate and communicate effectively. The future of transportation safety may very well hinge on the continued development and deployment of radio beacon systems worldwide.

在导航和通信技术领域，术语无线电信标指的是一种发射无线电波的设备，用于帮助定位和引导各种交通工具，包括飞机和船只。这些信标对于确保在广阔距离上安全旅行至关重要，尤其是在由于天气条件或地理障碍而能见度有限的地区。无线电信标的操作相对简单；它会发出连续的信号，附近的接收器可以接收到这些信号，并根据接收信号的强度和时间来确定其位置。无线电信标技术的重要性不容小觑。例如，在航空领域，这些信标作为基本的导航辅助工具。飞行员依赖它们保持航向，确保安全抵达目的地。当在高空飞行时，地标不可见，无线电信标发出的信号提供了关键信息，帮助飞行员做出明智的飞行路径决策。此外，无线电信标在海洋导航中也发挥着重要作用。船只经常穿越开阔水域，在这些地方，GPS信号可能微弱或不存在。在这种情况下，水手依赖无线电信标安全引导他们进入港口。这些信标被战略性地设置在海岸线和航运路线沿线，广播其信号以帮助导航，防止海上的事故。无线电信标技术的另一个应用是在搜索和救援操作中。当船只或飞机遇险时，能够向最近的无线电信标发送求救信号可能是救命的。这些信标可以将紧急信号转发给救援队，提供被困交通工具的精确位置。这种快速响应能力突显了无线电信标在提高不同交通模式安全性方面的重要作用。随着技术的进步，无线电信标的功能也在不断演变。现代系统结合了数字信号，通常与基于卫星的导航系统集成。这种集成允许更准确的定位和提高导航的可靠性。例如，在海事环境中使用的自动识别系统（AIS）结合了无线电信标技术与GPS数据，以增强船只和海事当局的情况意识。总之，无线电信标技术在导航、通信和安全方面的重要性深远。无论是在天空还是海洋，这些设备为飞行员和水手提供了必要的支持，确保在具有挑战性的环境中安全通行。随着我们在技术能力上的不断进步，无线电信标的作用可能会进一步扩大，进一步增强我们有效导航和沟通的能力。未来交通安全的保障可能正依赖于全球范围内无线电信标系统的持续发展和部署。